Home / 100,723,609.35-151,085,414.03-57,597,172.20

Finding the Fourth Proportional to 100,723,609.35, 151,085,414.03 and 57,597,172.20

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Solution

The fourth proportional to 100,723,609.35, 151,085,414.03 and 57,597,172.20 is: 86,395,758.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,723,609.35 : 151,085,414.03 = 57,597,172.20 : x
  2. Step 2: Convert to fraction form
    100,723,609.35/151,085,414.03 = 57,597,172.20/x
  3. Step 3: Cross multiply
    100,723,609.35x = 151,085,414.03 × 57,597,172.20
  4. Step 4: Simplify right side
    100,723,609.35x = 8,702,092,608,506,221
  5. Step 5: Solve for x
    x = 8,702,092,608,506,221/100,723,609.35
  6. Step 6: Final answer
    x = 86,395,758.30

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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.