Home / 938,060,694.33-1,406,610,125.43-495,641,293.31

Finding the Fourth Proportional to 938,060,694.33, 1,406,610,125.43 and 495,641,293.31

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Solution

The fourth proportional to 938,060,694.33, 1,406,610,125.43 and 495,641,293.31 is: 743,207,839.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,060,694.33 : 1,406,610,125.43 = 495,641,293.31 : x
  2. Step 2: Convert to fraction form
    938,060,694.33/1,406,610,125.43 = 495,641,293.31/x
  3. Step 3: Cross multiply
    938,060,694.33x = 1,406,610,125.43 × 495,641,293.31
  4. Step 4: Simplify right side
    938,060,694.33x = 697,174,061,754,136,960
  5. Step 5: Solve for x
    x = 697,174,061,754,136,960/938,060,694.33
  6. Step 6: Final answer
    x = 743,207,839.29

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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.