Home / 124,327,917.60-186,491,876.40-97,118,138.40

Finding the Fourth Proportional to 124,327,917.60, 186,491,876.40 and 97,118,138.40

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Solution

The fourth proportional to 124,327,917.60, 186,491,876.40 and 97,118,138.40 is: 145,677,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,327,917.60 : 186,491,876.40 = 97,118,138.40 : x
  2. Step 2: Convert to fraction form
    124,327,917.60/186,491,876.40 = 97,118,138.40/x
  3. Step 3: Cross multiply
    124,327,917.60x = 186,491,876.40 × 97,118,138.40
  4. Step 4: Simplify right side
    124,327,917.60x = 18,111,743,862,690,896
  5. Step 5: Solve for x
    x = 18,111,743,862,690,896/124,327,917.60
  6. Step 6: Final answer
    x = 145,677,207.60

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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.