Home / 99,732,305.40-149,472,486.90-48,504,017.40

Finding the Fourth Proportional to 99,732,305.40, 149,472,486.90 and 48,504,017.40

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Solution

The fourth proportional to 99,732,305.40, 149,472,486.90 and 48,504,017.40 is: 72,694,761.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,732,305.40 : 149,472,486.90 = 48,504,017.40 : x
  2. Step 2: Convert to fraction form
    99,732,305.40/149,472,486.90 = 48,504,017.40/x
  3. Step 3: Cross multiply
    99,732,305.40x = 149,472,486.90 × 48,504,017.40
  4. Step 4: Simplify right side
    99,732,305.40x = 7,250,016,105,418,872
  5. Step 5: Solve for x
    x = 7,250,016,105,418,872/99,732,305.40
  6. Step 6: Final answer
    x = 72,694,761.00

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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.