Home / 99,793,877.60-149,690,816.40-92,328,917.60

Finding the Fourth Proportional to 99,793,877.60, 149,690,816.40 and 92,328,917.60

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Solution

The fourth proportional to 99,793,877.60, 149,690,816.40 and 92,328,917.60 is: 138,493,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,793,877.60 : 149,690,816.40 = 92,328,917.60 : x
  2. Step 2: Convert to fraction form
    99,793,877.60/149,690,816.40 = 92,328,917.60/x
  3. Step 3: Cross multiply
    99,793,877.60x = 149,690,816.40 × 92,328,917.60
  4. Step 4: Simplify right side
    99,793,877.60x = 13,820,791,052,872,328
  5. Step 5: Solve for x
    x = 13,820,791,052,872,328/99,793,877.60
  6. Step 6: Final answer
    x = 138,493,376.40

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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.