Home / 1,237,215,606.76-1,707,418,828.22-767,468,280.25

Finding the Fourth Proportional to 1,237,215,606.76, 1,707,418,828.22 and 767,468,280.25

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Solution

The fourth proportional to 1,237,215,606.76, 1,707,418,828.22 and 767,468,280.25 is: 1,059,144,246.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,215,606.76 : 1,707,418,828.22 = 767,468,280.25 : x
  2. Step 2: Convert to fraction form
    1,237,215,606.76/1,707,418,828.22 = 767,468,280.25/x
  3. Step 3: Cross multiply
    1,237,215,606.76x = 1,707,418,828.22 × 767,468,280.25
  4. Step 4: Simplify right side
    1,237,215,606.76x = 1,310,389,791,760,473,600
  5. Step 5: Solve for x
    x = 1,310,389,791,760,473,600/1,237,215,606.76
  6. Step 6: Final answer
    x = 1,059,144,246.65

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Half scale
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Double scale
Find fourth proportional to 1,237,215,607.76, 1,707,418,829.60 and 767,468,281.25
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1.5x scale

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.