Home / 531,566,720.10-797,350,080.15-326,429,619.30

Finding the Fourth Proportional to 531,566,720.10, 797,350,080.15 and 326,429,619.30

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Solution

The fourth proportional to 531,566,720.10, 797,350,080.15 and 326,429,619.30 is: 489,644,428.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,566,720.10 : 797,350,080.15 = 326,429,619.30 : x
  2. Step 2: Convert to fraction form
    531,566,720.10/797,350,080.15 = 326,429,619.30/x
  3. Step 3: Cross multiply
    531,566,720.10x = 797,350,080.15 × 326,429,619.30
  4. Step 4: Simplify right side
    531,566,720.10x = 260,278,683,112,188,992
  5. Step 5: Solve for x
    x = 260,278,683,112,188,992/531,566,720.10
  6. Step 6: Final answer
    x = 489,644,428.95

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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.