Home / 120,546,793.40-166,352,615.34-65,544,035

Finding the Fourth Proportional to 120,546,793.40, 166,352,615.34 and 65,544,035

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Solution

The fourth proportional to 120,546,793.40, 166,352,615.34 and 65,544,035 is: 90,449,702.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,546,793.40 : 166,352,615.34 = 65,544,035 : x
  2. Step 2: Convert to fraction form
    120,546,793.40/166,352,615.34 = 65,544,035/x
  3. Step 3: Cross multiply
    120,546,793.40x = 166,352,615.34 × 65,544,035
  4. Step 4: Simplify right side
    120,546,793.40x = 10,903,421,642,186,498
  5. Step 5: Solve for x
    x = 10,903,421,642,186,498/120,546,793.40
  6. Step 6: Final answer
    x = 90,449,702.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.