Home / 66,086,438.60-99,129,657.90-50,969,894.60

Finding the Fourth Proportional to 66,086,438.60, 99,129,657.90 and 50,969,894.60

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Solution

The fourth proportional to 66,086,438.60, 99,129,657.90 and 50,969,894.60 is: 76,454,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,086,438.60 : 99,129,657.90 = 50,969,894.60 : x
  2. Step 2: Convert to fraction form
    66,086,438.60/99,129,657.90 = 50,969,894.60/x
  3. Step 3: Cross multiply
    66,086,438.60x = 99,129,657.90 × 50,969,894.60
  4. Step 4: Simplify right side
    66,086,438.60x = 5,052,628,214,897,058
  5. Step 5: Solve for x
    x = 5,052,628,214,897,058/66,086,438.60
  6. Step 6: Final answer
    x = 76,454,841.90

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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.