Home / 136,159,145.10-204,238,717.65-45,282,734.10

Finding the Fourth Proportional to 136,159,145.10, 204,238,717.65 and 45,282,734.10

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Solution

The fourth proportional to 136,159,145.10, 204,238,717.65 and 45,282,734.10 is: 67,924,101.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,159,145.10 : 204,238,717.65 = 45,282,734.10 : x
  2. Step 2: Convert to fraction form
    136,159,145.10/204,238,717.65 = 45,282,734.10/x
  3. Step 3: Cross multiply
    136,159,145.10x = 204,238,717.65 × 45,282,734.10
  4. Step 4: Simplify right side
    136,159,145.10x = 9,248,487,544,269,928
  5. Step 5: Solve for x
    x = 9,248,487,544,269,928/136,159,145.10
  6. Step 6: Final answer
    x = 67,924,101.15

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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.