Home / 254,935,286.12-382,381,024.31-155,199,043.93

Finding the Fourth Proportional to 254,935,286.12, 382,381,024.31 and 155,199,043.93

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Solution

The fourth proportional to 254,935,286.12, 382,381,024.31 and 155,199,043.93 is: 232,785,230.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,935,286.12 : 382,381,024.31 = 155,199,043.93 : x
  2. Step 2: Convert to fraction form
    254,935,286.12/382,381,024.31 = 155,199,043.93/x
  3. Step 3: Cross multiply
    254,935,286.12x = 382,381,024.31 × 155,199,043.93
  4. Step 4: Simplify right side
    254,935,286.12x = 59,345,169,387,198,192
  5. Step 5: Solve for x
    x = 59,345,169,387,198,192/254,935,286.12
  6. Step 6: Final answer
    x = 232,785,230.68

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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.