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Finding the Fourth Proportional to 952,899,569.92, 1,428,737,606.96 and 370,012,719.12

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Solution

The fourth proportional to 952,899,569.92, 1,428,737,606.96 and 370,012,719.12 is: 554,781,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,899,569.92 : 1,428,737,606.96 = 370,012,719.12 : x
  2. Step 2: Convert to fraction form
    952,899,569.92/1,428,737,606.96 = 370,012,719.12/x
  3. Step 3: Cross multiply
    952,899,569.92x = 1,428,737,606.96 × 370,012,719.12
  4. Step 4: Simplify right side
    952,899,569.92x = 528,651,086,860,271,488
  5. Step 5: Solve for x
    x = 528,651,086,860,271,488/952,899,569.92
  6. Step 6: Final answer
    x = 554,781,535.80

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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.