Home / 136,145,715.90-204,192,001.80-45,269,304.90

Finding the Fourth Proportional to 136,145,715.90, 204,192,001.80 and 45,269,304.90

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Solution

The fourth proportional to 136,145,715.90, 204,192,001.80 and 45,269,304.90 is: 67,895,121.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,145,715.90 : 204,192,001.80 = 45,269,304.90 : x
  2. Step 2: Convert to fraction form
    136,145,715.90/204,192,001.80 = 45,269,304.90/x
  3. Step 3: Cross multiply
    136,145,715.90x = 204,192,001.80 × 45,269,304.90
  4. Step 4: Simplify right side
    136,145,715.90x = 9,243,629,987,625,550
  5. Step 5: Solve for x
    x = 9,243,629,987,625,550/136,145,715.90
  6. Step 6: Final answer
    x = 67,895,121.98

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1.5x scale

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.