Home / 119,795,141.40-179,767,102.89-76,695,276.30

Finding the Fourth Proportional to 119,795,141.40, 179,767,102.89 and 76,695,276.30

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Solution

The fourth proportional to 119,795,141.40, 179,767,102.89 and 76,695,276.30 is: 115,090,540.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,795,141.40 : 179,767,102.89 = 76,695,276.30 : x
  2. Step 2: Convert to fraction form
    119,795,141.40/179,767,102.89 = 76,695,276.30/x
  3. Step 3: Cross multiply
    119,795,141.40x = 179,767,102.89 × 76,695,276.30
  4. Step 4: Simplify right side
    119,795,141.40x = 13,787,287,625,799,076
  5. Step 5: Solve for x
    x = 13,787,287,625,799,076/119,795,141.40
  6. Step 6: Final answer
    x = 115,090,540.94

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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.