Home / 1,117,742,028,806.50-1,543,756,360,192.50-751,300,041,478.43

Finding the Fourth Proportional to 1,117,742,028,806.50, 1,543,756,360,192.50 and 751,300,041,478.43

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Solution

The fourth proportional to 1,117,742,028,806.50, 1,543,756,360,192.50 and 751,300,041,478.43 is: 1,037,649,285,393.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,742,028,806.50 : 1,543,756,360,192.50 = 751,300,041,478.43 : x
  2. Step 2: Convert to fraction form
    1,117,742,028,806.50/1,543,756,360,192.50 = 751,300,041,478.43/x
  3. Step 3: Cross multiply
    1,117,742,028,806.50x = 1,543,756,360,192.50 × 751,300,041,478.43
  4. Step 4: Simplify right side
    1,117,742,028,806.50x = 1,159,824,217,445,215,428,935,680
  5. Step 5: Solve for x
    x = 1,159,824,217,445,215,428,935,680/1,117,742,028,806.50
  6. Step 6: Final answer
    x = 1,037,649,285,393.38

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Double scale
Find fourth proportional to 1,117,742,028,807.50, 1,543,756,360,193.88 and 751,300,041,479.43
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.