Home / 79,261,534.80-118,780,327.80-58,630,251.60

Finding the Fourth Proportional to 79,261,534.80, 118,780,327.80 and 58,630,251.60

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Solution

The fourth proportional to 79,261,534.80, 118,780,327.80 and 58,630,251.60 is: 87,862,549.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,261,534.80 : 118,780,327.80 = 58,630,251.60 : x
  2. Step 2: Convert to fraction form
    79,261,534.80/118,780,327.80 = 58,630,251.60/x
  3. Step 3: Cross multiply
    79,261,534.80x = 118,780,327.80 × 58,630,251.60
  4. Step 4: Simplify right side
    79,261,534.80x = 6,964,120,504,044,474
  5. Step 5: Solve for x
    x = 6,964,120,504,044,474/79,261,534.80
  6. Step 6: Final answer
    x = 87,862,549.24

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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.