Home / 86,918,557.60-130,377,836.40-26,337,296.80

Finding the Fourth Proportional to 86,918,557.60, 130,377,836.40 and 26,337,296.80

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Solution

The fourth proportional to 86,918,557.60, 130,377,836.40 and 26,337,296.80 is: 39,505,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,918,557.60 : 130,377,836.40 = 26,337,296.80 : x
  2. Step 2: Convert to fraction form
    86,918,557.60/130,377,836.40 = 26,337,296.80/x
  3. Step 3: Cross multiply
    86,918,557.60x = 130,377,836.40 × 26,337,296.80
  4. Step 4: Simplify right side
    86,918,557.60x = 3,433,799,773,408,644
  5. Step 5: Solve for x
    x = 3,433,799,773,408,644/86,918,557.60
  6. Step 6: Final answer
    x = 39,505,945.20

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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.