Home / 223,843,136.58-308,904,753.90-129,813,034.14

Finding the Fourth Proportional to 223,843,136.58, 308,904,753.90 and 129,813,034.14

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Solution

The fourth proportional to 223,843,136.58, 308,904,753.90 and 129,813,034.14 is: 179,142,697.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,843,136.58 : 308,904,753.90 = 129,813,034.14 : x
  2. Step 2: Convert to fraction form
    223,843,136.58/308,904,753.90 = 129,813,034.14/x
  3. Step 3: Cross multiply
    223,843,136.58x = 308,904,753.90 × 129,813,034.14
  4. Step 4: Simplify right side
    223,843,136.58x = 40,099,863,364,028,992
  5. Step 5: Solve for x
    x = 40,099,863,364,028,992/223,843,136.58
  6. Step 6: Final answer
    x = 179,142,697.77

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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.