Home / 409,426,230.30-614,139,345.45-254,458,034.70

Finding the Fourth Proportional to 409,426,230.30, 614,139,345.45 and 254,458,034.70

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Solution

The fourth proportional to 409,426,230.30, 614,139,345.45 and 254,458,034.70 is: 381,687,052.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,426,230.30 : 614,139,345.45 = 254,458,034.70 : x
  2. Step 2: Convert to fraction form
    409,426,230.30/614,139,345.45 = 254,458,034.70/x
  3. Step 3: Cross multiply
    409,426,230.30x = 614,139,345.45 × 254,458,034.70
  4. Step 4: Simplify right side
    409,426,230.30x = 156,272,690,875,151,392
  5. Step 5: Solve for x
    x = 156,272,690,875,151,392/409,426,230.30
  6. Step 6: Final answer
    x = 381,687,052.05

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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.