Home / 104,087,708.40-156,019,588.20-39,366,505.20

Finding the Fourth Proportional to 104,087,708.40, 156,019,588.20 and 39,366,505.20

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Solution

The fourth proportional to 104,087,708.40, 156,019,588.20 and 39,366,505.20 is: 59,007,408.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,087,708.40 : 156,019,588.20 = 39,366,505.20 : x
  2. Step 2: Convert to fraction form
    104,087,708.40/156,019,588.20 = 39,366,505.20/x
  3. Step 3: Cross multiply
    104,087,708.40x = 156,019,588.20 × 39,366,505.20
  4. Step 4: Simplify right side
    104,087,708.40x = 6,141,945,930,177,159
  5. Step 5: Solve for x
    x = 6,141,945,930,177,159/104,087,708.40
  6. Step 6: Final answer
    x = 59,007,408.51

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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.