Home / 763,406,018.98-1,053,545,410.05-574,901,737.18

Finding the Fourth Proportional to 763,406,018.98, 1,053,545,410.05 and 574,901,737.18

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Solution

The fourth proportional to 763,406,018.98, 1,053,545,410.05 and 574,901,737.18 is: 793,398,363.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,406,018.98 : 1,053,545,410.05 = 574,901,737.18 : x
  2. Step 2: Convert to fraction form
    763,406,018.98/1,053,545,410.05 = 574,901,737.18/x
  3. Step 3: Cross multiply
    763,406,018.98x = 1,053,545,410.05 × 574,901,737.18
  4. Step 4: Simplify right side
    763,406,018.98x = 605,685,086,435,760,384
  5. Step 5: Solve for x
    x = 605,685,086,435,760,384/763,406,018.98
  6. Step 6: Final answer
    x = 793,398,363.88

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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.