Home / 101,413,889,781.60-152,120,834,672.40-71,659,996,226.40

Finding the Fourth Proportional to 101,413,889,781.60, 152,120,834,672.40 and 71,659,996,226.40

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Solution

The fourth proportional to 101,413,889,781.60, 152,120,834,672.40 and 71,659,996,226.40 is: 107,489,994,339.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,413,889,781.60 : 152,120,834,672.40 = 71,659,996,226.40 : x
  2. Step 2: Convert to fraction form
    101,413,889,781.60/152,120,834,672.40 = 71,659,996,226.40/x
  3. Step 3: Cross multiply
    101,413,889,781.60x = 152,120,834,672.40 × 71,659,996,226.40
  4. Step 4: Simplify right side
    101,413,889,781.60x = 10,900,978,438,581,000,339,456
  5. Step 5: Solve for x
    x = 10,900,978,438,581,000,339,456/101,413,889,781.60
  6. Step 6: Final answer
    x = 107,489,994,339.60

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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.