Home / 99,068,585.40-148,476,906.90-47,840,297.40

Finding the Fourth Proportional to 99,068,585.40, 148,476,906.90 and 47,840,297.40

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Solution

The fourth proportional to 99,068,585.40, 148,476,906.90 and 47,840,297.40 is: 71,699,614.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,068,585.40 : 148,476,906.90 = 47,840,297.40 : x
  2. Step 2: Convert to fraction form
    99,068,585.40/148,476,906.90 = 47,840,297.40/x
  3. Step 3: Cross multiply
    99,068,585.40x = 148,476,906.90 × 47,840,297.40
  4. Step 4: Simplify right side
    99,068,585.40x = 7,103,179,383,128,112
  5. Step 5: Solve for x
    x = 7,103,179,383,128,112/99,068,585.40
  6. Step 6: Final answer
    x = 71,699,614.51

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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.