Home / 99,002,692.60-148,444,989.90-60,691,701.40

Finding the Fourth Proportional to 99,002,692.60, 148,444,989.90 and 60,691,701.40

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Solution

The fourth proportional to 99,002,692.60, 148,444,989.90 and 60,691,701.40 is: 91,001,353.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,002,692.60 : 148,444,989.90 = 60,691,701.40 : x
  2. Step 2: Convert to fraction form
    99,002,692.60/148,444,989.90 = 60,691,701.40/x
  3. Step 3: Cross multiply
    99,002,692.60x = 148,444,989.90 × 60,691,701.40
  4. Step 4: Simplify right side
    99,002,692.60x = 9,009,379,001,336,816
  5. Step 5: Solve for x
    x = 9,009,379,001,336,816/99,002,692.60
  6. Step 6: Final answer
    x = 91,001,353.24

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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.