Home / 1,203,739,913.80-1,805,609,870.70-1,077,469,532.20

Finding the Fourth Proportional to 1,203,739,913.80, 1,805,609,870.70 and 1,077,469,532.20

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Solution

The fourth proportional to 1,203,739,913.80, 1,805,609,870.70 and 1,077,469,532.20 is: 1,616,204,298.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,739,913.80 : 1,805,609,870.70 = 1,077,469,532.20 : x
  2. Step 2: Convert to fraction form
    1,203,739,913.80/1,805,609,870.70 = 1,077,469,532.20/x
  3. Step 3: Cross multiply
    1,203,739,913.80x = 1,805,609,870.70 × 1,077,469,532.20
  4. Step 4: Simplify right side
    1,203,739,913.80x = 1,945,489,622,718,831,616
  5. Step 5: Solve for x
    x = 1,945,489,622,718,831,616/1,203,739,913.80
  6. Step 6: Final answer
    x = 1,616,204,298.30

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.