Home / 52,992,000.80-79,488,001.20-52,656,077.60

Finding the Fourth Proportional to 52,992,000.80, 79,488,001.20 and 52,656,077.60

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Solution

The fourth proportional to 52,992,000.80, 79,488,001.20 and 52,656,077.60 is: 78,984,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,992,000.80 : 79,488,001.20 = 52,656,077.60 : x
  2. Step 2: Convert to fraction form
    52,992,000.80/79,488,001.20 = 52,656,077.60/x
  3. Step 3: Cross multiply
    52,992,000.80x = 79,488,001.20 × 52,656,077.60
  4. Step 4: Simplify right side
    52,992,000.80x = 4,185,526,359,456,093.50
  5. Step 5: Solve for x
    x = 4,185,526,359,456,093.50/52,992,000.80
  6. Step 6: Final answer
    x = 78,984,116.40

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1.5x scale

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.