Home / 104,057,108.60-155,917,701.30-86,925,025.40

Finding the Fourth Proportional to 104,057,108.60, 155,917,701.30 and 86,925,025.40

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Solution

The fourth proportional to 104,057,108.60, 155,917,701.30 and 86,925,025.40 is: 130,247,229.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,057,108.60 : 155,917,701.30 = 86,925,025.40 : x
  2. Step 2: Convert to fraction form
    104,057,108.60/155,917,701.30 = 86,925,025.40/x
  3. Step 3: Cross multiply
    104,057,108.60x = 155,917,701.30 × 86,925,025.40
  4. Step 4: Simplify right side
    104,057,108.60x = 13,553,150,145,812,114
  5. Step 5: Solve for x
    x = 13,553,150,145,812,114/104,057,108.60
  6. Step 6: Final answer
    x = 130,247,229.89

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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.