Home / 615,557,276.22-923,337,751.38-149,216,851.02

Finding the Fourth Proportional to 615,557,276.22, 923,337,751.38 and 149,216,851.02

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Solution

The fourth proportional to 615,557,276.22, 923,337,751.38 and 149,216,851.02 is: 223,825,721.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,557,276.22 : 923,337,751.38 = 149,216,851.02 : x
  2. Step 2: Convert to fraction form
    615,557,276.22/923,337,751.38 = 149,216,851.02/x
  3. Step 3: Cross multiply
    615,557,276.22x = 923,337,751.38 × 149,216,851.02
  4. Step 4: Simplify right side
    615,557,276.22x = 137,777,551,688,811,264
  5. Step 5: Solve for x
    x = 137,777,551,688,811,264/615,557,276.22
  6. Step 6: Final answer
    x = 223,825,721.85

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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.