Home / 1,035,910,981.10-1,553,866,471.65-709,393,630.70

Finding the Fourth Proportional to 1,035,910,981.10, 1,553,866,471.65 and 709,393,630.70

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Solution

The fourth proportional to 1,035,910,981.10, 1,553,866,471.65 and 709,393,630.70 is: 1,064,090,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,910,981.10 : 1,553,866,471.65 = 709,393,630.70 : x
  2. Step 2: Convert to fraction form
    1,035,910,981.10/1,553,866,471.65 = 709,393,630.70/x
  3. Step 3: Cross multiply
    1,035,910,981.10x = 1,553,866,471.65 × 709,393,630.70
  4. Step 4: Simplify right side
    1,035,910,981.10x = 1,102,302,977,946,792,320
  5. Step 5: Solve for x
    x = 1,102,302,977,946,792,320/1,035,910,981.10
  6. Step 6: Final answer
    x = 1,064,090,446.05

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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.