Home / 131,317,002.40-196,676,905.20-82,944,061.60

Finding the Fourth Proportional to 131,317,002.40, 196,676,905.20 and 82,944,061.60

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Solution

The fourth proportional to 131,317,002.40, 196,676,905.20 and 82,944,061.60 is: 124,227,488.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,317,002.40 : 196,676,905.20 = 82,944,061.60 : x
  2. Step 2: Convert to fraction form
    131,317,002.40/196,676,905.20 = 82,944,061.60/x
  3. Step 3: Cross multiply
    131,317,002.40x = 196,676,905.20 × 82,944,061.60
  4. Step 4: Simplify right side
    131,317,002.40x = 16,313,181,340,206,158
  5. Step 5: Solve for x
    x = 16,313,181,340,206,158/131,317,002.40
  6. Step 6: Final answer
    x = 124,227,488.00

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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.