Home / 546,531,372.80-819,797,059.20-493,812,425.60

Finding the Fourth Proportional to 546,531,372.80, 819,797,059.20 and 493,812,425.60

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Solution

The fourth proportional to 546,531,372.80, 819,797,059.20 and 493,812,425.60 is: 740,718,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,531,372.80 : 819,797,059.20 = 493,812,425.60 : x
  2. Step 2: Convert to fraction form
    546,531,372.80/819,797,059.20 = 493,812,425.60/x
  3. Step 3: Cross multiply
    546,531,372.80x = 819,797,059.20 × 493,812,425.60
  4. Step 4: Simplify right side
    546,531,372.80x = 404,825,974,303,298,816
  5. Step 5: Solve for x
    x = 404,825,974,303,298,816/546,531,372.80
  6. Step 6: Final answer
    x = 740,718,638.40

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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.