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Finding the Fourth Proportional to 60,567,793.80, 90,851,690.70 and 60,567,793.80

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Solution

The fourth proportional to 60,567,793.80, 90,851,690.70 and 60,567,793.80 is: 90,851,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,567,793.80 : 90,851,690.70 = 60,567,793.80 : x
  2. Step 2: Convert to fraction form
    60,567,793.80/90,851,690.70 = 60,567,793.80/x
  3. Step 3: Cross multiply
    60,567,793.80x = 90,851,690.70 × 60,567,793.80
  4. Step 4: Simplify right side
    60,567,793.80x = 5,502,686,468,698,978
  5. Step 5: Solve for x
    x = 5,502,686,468,698,978/60,567,793.80
  6. Step 6: Final answer
    x = 90,851,690.70

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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.