Home / 647,034,287.20-970,551,430.80-532,148,552.80

Finding the Fourth Proportional to 647,034,287.20, 970,551,430.80 and 532,148,552.80

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Solution

The fourth proportional to 647,034,287.20, 970,551,430.80 and 532,148,552.80 is: 798,222,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,034,287.20 : 970,551,430.80 = 532,148,552.80 : x
  2. Step 2: Convert to fraction form
    647,034,287.20/970,551,430.80 = 532,148,552.80/x
  3. Step 3: Cross multiply
    647,034,287.20x = 970,551,430.80 × 532,148,552.80
  4. Step 4: Simplify right side
    647,034,287.20x = 516,477,539,318,189,312
  5. Step 5: Solve for x
    x = 516,477,539,318,189,312/647,034,287.20
  6. Step 6: Final answer
    x = 798,222,829.20

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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.