Home / 614,178,822.60-921,268,233.90-381,726,529.20

Finding the Fourth Proportional to 614,178,822.60, 921,268,233.90 and 381,726,529.20

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Solution

The fourth proportional to 614,178,822.60, 921,268,233.90 and 381,726,529.20 is: 572,589,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,178,822.60 : 921,268,233.90 = 381,726,529.20 : x
  2. Step 2: Convert to fraction form
    614,178,822.60/921,268,233.90 = 381,726,529.20/x
  3. Step 3: Cross multiply
    614,178,822.60x = 921,268,233.90 × 381,726,529.20
  4. Step 4: Simplify right side
    614,178,822.60x = 351,672,525,388,860,736
  5. Step 5: Solve for x
    x = 351,672,525,388,860,736/614,178,822.60
  6. Step 6: Final answer
    x = 572,589,793.80

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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.