Home / 323,929,799.15-486,167,210.10-303,499,398.74

Finding the Fourth Proportional to 323,929,799.15, 486,167,210.10 and 303,499,398.74

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Solution

The fourth proportional to 323,929,799.15, 486,167,210.10 and 303,499,398.74 is: 455,504,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,929,799.15 : 486,167,210.10 = 303,499,398.74 : x
  2. Step 2: Convert to fraction form
    323,929,799.15/486,167,210.10 = 303,499,398.74/x
  3. Step 3: Cross multiply
    323,929,799.15x = 486,167,210.10 × 303,499,398.74
  4. Step 4: Simplify right side
    323,929,799.15x = 147,551,455,950,022,432
  5. Step 5: Solve for x
    x = 147,551,455,950,022,432/323,929,799.15
  6. Step 6: Final answer
    x = 455,504,422.07

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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.