Home / 531,566,697.60-797,350,046.40-326,429,596.80

Finding the Fourth Proportional to 531,566,697.60, 797,350,046.40 and 326,429,596.80

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Solution

The fourth proportional to 531,566,697.60, 797,350,046.40 and 326,429,596.80 is: 489,644,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,566,697.60 : 797,350,046.40 = 326,429,596.80 : x
  2. Step 2: Convert to fraction form
    531,566,697.60/797,350,046.40 = 326,429,596.80/x
  3. Step 3: Cross multiply
    531,566,697.60x = 797,350,046.40 × 326,429,596.80
  4. Step 4: Simplify right side
    531,566,697.60x = 260,278,654,154,813,280
  5. Step 5: Solve for x
    x = 260,278,654,154,813,280/531,566,697.60
  6. Step 6: Final answer
    x = 489,644,395.20

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Similar ratio
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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.