Home / 109,607,670,538.60-164,412,232,227.24-42,462,372,773.21

Finding the Fourth Proportional to 109,607,670,538.60, 164,412,232,227.24 and 42,462,372,773.21

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Solution

The fourth proportional to 109,607,670,538.60, 164,412,232,227.24 and 42,462,372,773.21 is: 63,693,840,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,607,670,538.60 : 164,412,232,227.24 = 42,462,372,773.21 : x
  2. Step 2: Convert to fraction form
    109,607,670,538.60/164,412,232,227.24 = 42,462,372,773.21/x
  3. Step 3: Cross multiply
    109,607,670,538.60x = 164,412,232,227.24 × 42,462,372,773.21
  4. Step 4: Simplify right side
    109,607,670,538.60x = 6,981,333,493,307,813,134,336
  5. Step 5: Solve for x
    x = 6,981,333,493,307,813,134,336/109,607,670,538.60
  6. Step 6: Final answer
    x = 63,693,840,577.05

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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.