Home / 66,063,134.80-99,094,702.20-52,458,245.20

Finding the Fourth Proportional to 66,063,134.80, 99,094,702.20 and 52,458,245.20

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Solution

The fourth proportional to 66,063,134.80, 99,094,702.20 and 52,458,245.20 is: 78,687,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,063,134.80 : 99,094,702.20 = 52,458,245.20 : x
  2. Step 2: Convert to fraction form
    66,063,134.80/99,094,702.20 = 52,458,245.20/x
  3. Step 3: Cross multiply
    66,063,134.80x = 99,094,702.20 × 52,458,245.20
  4. Step 4: Simplify right side
    66,063,134.80x = 5,198,334,186,028,580
  5. Step 5: Solve for x
    x = 5,198,334,186,028,580/66,063,134.80
  6. Step 6: Final answer
    x = 78,687,367.80

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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.