Home / 79,132,079.20-118,698,118.80-53,304,046.60

Finding the Fourth Proportional to 79,132,079.20, 118,698,118.80 and 53,304,046.60

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Solution

The fourth proportional to 79,132,079.20, 118,698,118.80 and 53,304,046.60 is: 79,956,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,132,079.20 : 118,698,118.80 = 53,304,046.60 : x
  2. Step 2: Convert to fraction form
    79,132,079.20/118,698,118.80 = 53,304,046.60/x
  3. Step 3: Cross multiply
    79,132,079.20x = 118,698,118.80 × 53,304,046.60
  4. Step 4: Simplify right side
    79,132,079.20x = 6,327,090,055,847,536
  5. Step 5: Solve for x
    x = 6,327,090,055,847,536/79,132,079.20
  6. Step 6: Final answer
    x = 79,956,069.90

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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.