Home / 133,528,505.40-200,292,758.10-100,791,739.80

Finding the Fourth Proportional to 133,528,505.40, 200,292,758.10 and 100,791,739.80

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Solution

The fourth proportional to 133,528,505.40, 200,292,758.10 and 100,791,739.80 is: 151,187,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,528,505.40 : 200,292,758.10 = 100,791,739.80 : x
  2. Step 2: Convert to fraction form
    133,528,505.40/200,292,758.10 = 100,791,739.80/x
  3. Step 3: Cross multiply
    133,528,505.40x = 200,292,758.10 × 100,791,739.80
  4. Step 4: Simplify right side
    133,528,505.40x = 20,187,855,558,239,540
  5. Step 5: Solve for x
    x = 20,187,855,558,239,540/133,528,505.40
  6. Step 6: Final answer
    x = 151,187,609.70

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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.