Home / 732,140,620.92-1,010,350,606.50-397,610,802.36

Finding the Fourth Proportional to 732,140,620.92, 1,010,350,606.50 and 397,610,802.36

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Solution

The fourth proportional to 732,140,620.92, 1,010,350,606.50 and 397,610,802.36 is: 548,701,033.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,140,620.92 : 1,010,350,606.50 = 397,610,802.36 : x
  2. Step 2: Convert to fraction form
    732,140,620.92/1,010,350,606.50 = 397,610,802.36/x
  3. Step 3: Cross multiply
    732,140,620.92x = 1,010,350,606.50 × 397,610,802.36
  4. Step 4: Simplify right side
    732,140,620.92x = 401,726,315,315,377,664
  5. Step 5: Solve for x
    x = 401,726,315,315,377,664/732,140,620.92
  6. Step 6: Final answer
    x = 548,701,033.43

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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.