Home / 80,736,141.40-121,123,496.58-26,883,919.96

Finding the Fourth Proportional to 80,736,141.40, 121,123,496.58 and 26,883,919.96

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Solution

The fourth proportional to 80,736,141.40, 121,123,496.58 and 26,883,919.96 is: 40,332,301.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,736,141.40 : 121,123,496.58 = 26,883,919.96 : x
  2. Step 2: Convert to fraction form
    80,736,141.40/121,123,496.58 = 26,883,919.96/x
  3. Step 3: Cross multiply
    80,736,141.40x = 121,123,496.58 × 26,883,919.96
  4. Step 4: Simplify right side
    80,736,141.40x = 3,256,274,387,332,054
  5. Step 5: Solve for x
    x = 3,256,274,387,332,054/80,736,141.40
  6. Step 6: Final answer
    x = 40,332,301.38

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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.