Home / 99,272,006.10-148,908,009.15-48,253,670.10

Finding the Fourth Proportional to 99,272,006.10, 148,908,009.15 and 48,253,670.10

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Solution

The fourth proportional to 99,272,006.10, 148,908,009.15 and 48,253,670.10 is: 72,380,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,272,006.10 : 148,908,009.15 = 48,253,670.10 : x
  2. Step 2: Convert to fraction form
    99,272,006.10/148,908,009.15 = 48,253,670.10/x
  3. Step 3: Cross multiply
    99,272,006.10x = 148,908,009.15 × 48,253,670.10
  4. Step 4: Simplify right side
    99,272,006.10x = 7,185,357,948,771,882
  5. Step 5: Solve for x
    x = 7,185,357,948,771,882/99,272,006.10
  6. Step 6: Final answer
    x = 72,380,505.15

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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.