Home / 531,565,222.60-797,347,833.90-326,428,121.80

Finding the Fourth Proportional to 531,565,222.60, 797,347,833.90 and 326,428,121.80

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Solution

The fourth proportional to 531,565,222.60, 797,347,833.90 and 326,428,121.80 is: 489,642,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,565,222.60 : 797,347,833.90 = 326,428,121.80 : x
  2. Step 2: Convert to fraction form
    531,565,222.60/797,347,833.90 = 326,428,121.80/x
  3. Step 3: Cross multiply
    531,565,222.60x = 797,347,833.90 × 326,428,121.80
  4. Step 4: Simplify right side
    531,565,222.60x = 260,276,755,841,275,360
  5. Step 5: Solve for x
    x = 260,276,755,841,275,360/531,565,222.60
  6. Step 6: Final answer
    x = 489,642,182.70

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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.