Home / 99,068,522.40-148,476,812.40-47,840,234.40

Finding the Fourth Proportional to 99,068,522.40, 148,476,812.40 and 47,840,234.40

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Solution

The fourth proportional to 99,068,522.40, 148,476,812.40 and 47,840,234.40 is: 71,699,520.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,068,522.40 : 148,476,812.40 = 47,840,234.40 : x
  2. Step 2: Convert to fraction form
    99,068,522.40/148,476,812.40 = 47,840,234.40/x
  3. Step 3: Cross multiply
    99,068,522.40x = 148,476,812.40 × 47,840,234.40
  4. Step 4: Simplify right side
    99,068,522.40x = 7,103,165,508,180,827
  5. Step 5: Solve for x
    x = 7,103,165,508,180,827/99,068,522.40
  6. Step 6: Final answer
    x = 71,699,520.05

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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.