Home / 252,653,234.77-379,016,003.76-77,791,064.04

Finding the Fourth Proportional to 252,653,234.77, 379,016,003.76 and 77,791,064.04

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Solution

The fourth proportional to 252,653,234.77, 379,016,003.76 and 77,791,064.04 is: 116,697,727.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,653,234.77 : 379,016,003.76 = 77,791,064.04 : x
  2. Step 2: Convert to fraction form
    252,653,234.77/379,016,003.76 = 77,791,064.04/x
  3. Step 3: Cross multiply
    252,653,234.77x = 379,016,003.76 × 77,791,064.04
  4. Step 4: Simplify right side
    252,653,234.77x = 29,484,058,220,387,328
  5. Step 5: Solve for x
    x = 29,484,058,220,387,328/252,653,234.77
  6. Step 6: Final answer
    x = 116,697,727.01

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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.