Home / 115,676,160.60-159,591,211.50-76,005,059.64

Finding the Fourth Proportional to 115,676,160.60, 159,591,211.50 and 76,005,059.64

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Solution

The fourth proportional to 115,676,160.60, 159,591,211.50 and 76,005,059.64 is: 104,859,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,676,160.60 : 159,591,211.50 = 76,005,059.64 : x
  2. Step 2: Convert to fraction form
    115,676,160.60/159,591,211.50 = 76,005,059.64/x
  3. Step 3: Cross multiply
    115,676,160.60x = 159,591,211.50 × 76,005,059.64
  4. Step 4: Simplify right side
    115,676,160.60x = 12,129,739,548,077,354
  5. Step 5: Solve for x
    x = 12,129,739,548,077,354/115,676,160.60
  6. Step 6: Final answer
    x = 104,859,458.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.