Home / 99,853,331.70-149,779,997.55-48,768,122.10

Finding the Fourth Proportional to 99,853,331.70, 149,779,997.55 and 48,768,122.10

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Solution

The fourth proportional to 99,853,331.70, 149,779,997.55 and 48,768,122.10 is: 73,152,183.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,853,331.70 : 149,779,997.55 = 48,768,122.10 : x
  2. Step 2: Convert to fraction form
    99,853,331.70/149,779,997.55 = 48,768,122.10/x
  3. Step 3: Cross multiply
    99,853,331.70x = 149,779,997.55 × 48,768,122.10
  4. Step 4: Simplify right side
    99,853,331.70x = 7,304,489,208,656,102
  5. Step 5: Solve for x
    x = 7,304,489,208,656,102/99,853,331.70
  6. Step 6: Final answer
    x = 73,152,183.15

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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.