Home / 80,736,140.40-121,123,495.08-26,883,918.96

Finding the Fourth Proportional to 80,736,140.40, 121,123,495.08 and 26,883,918.96

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Solution

The fourth proportional to 80,736,140.40, 121,123,495.08 and 26,883,918.96 is: 40,332,299.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,736,140.40 : 121,123,495.08 = 26,883,918.96 : x
  2. Step 2: Convert to fraction form
    80,736,140.40/121,123,495.08 = 26,883,918.96/x
  3. Step 3: Cross multiply
    80,736,140.40x = 121,123,495.08 × 26,883,918.96
  4. Step 4: Simplify right side
    80,736,140.40x = 3,256,274,225,882,679
  5. Step 5: Solve for x
    x = 3,256,274,225,882,679/80,736,140.40
  6. Step 6: Final answer
    x = 40,332,299.88

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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.