Home / 135,636,175.40-203,454,263.10-54,857,143.40

Finding the Fourth Proportional to 135,636,175.40, 203,454,263.10 and 54,857,143.40

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Solution

The fourth proportional to 135,636,175.40, 203,454,263.10 and 54,857,143.40 is: 82,285,715.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,636,175.40 : 203,454,263.10 = 54,857,143.40 : x
  2. Step 2: Convert to fraction form
    135,636,175.40/203,454,263.10 = 54,857,143.40/x
  3. Step 3: Cross multiply
    135,636,175.40x = 203,454,263.10 × 54,857,143.40
  4. Step 4: Simplify right side
    135,636,175.40x = 11,160,919,686,218,028
  5. Step 5: Solve for x
    x = 11,160,919,686,218,028/135,636,175.40
  6. Step 6: Final answer
    x = 82,285,715.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.