Home / 356,561,744.10-534,842,616.15-97,803,121.20

Finding the Fourth Proportional to 356,561,744.10, 534,842,616.15 and 97,803,121.20

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Solution

The fourth proportional to 356,561,744.10, 534,842,616.15 and 97,803,121.20 is: 146,704,681.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,561,744.10 : 534,842,616.15 = 97,803,121.20 : x
  2. Step 2: Convert to fraction form
    356,561,744.10/534,842,616.15 = 97,803,121.20/x
  3. Step 3: Cross multiply
    356,561,744.10x = 534,842,616.15 × 97,803,121.20
  4. Step 4: Simplify right side
    356,561,744.10x = 52,309,277,210,243,528
  5. Step 5: Solve for x
    x = 52,309,277,210,243,528/356,561,744.10
  6. Step 6: Final answer
    x = 146,704,681.80

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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.