Home / 133,026,007.70-199,539,011.55-75,496,049.30

Finding the Fourth Proportional to 133,026,007.70, 199,539,011.55 and 75,496,049.30

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Solution

The fourth proportional to 133,026,007.70, 199,539,011.55 and 75,496,049.30 is: 113,244,073.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,026,007.70 : 199,539,011.55 = 75,496,049.30 : x
  2. Step 2: Convert to fraction form
    133,026,007.70/199,539,011.55 = 75,496,049.30/x
  3. Step 3: Cross multiply
    133,026,007.70x = 199,539,011.55 × 75,496,049.30
  4. Step 4: Simplify right side
    133,026,007.70x = 15,064,407,053,252,070
  5. Step 5: Solve for x
    x = 15,064,407,053,252,070/133,026,007.70
  6. Step 6: Final answer
    x = 113,244,073.95

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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.