Home / 57,486,996.70-86,230,498.81-45,918,299.44

Finding the Fourth Proportional to 57,486,996.70, 86,230,498.81 and 45,918,299.44

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Solution

The fourth proportional to 57,486,996.70, 86,230,498.81 and 45,918,299.44 is: 68,877,452.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,486,996.70 : 86,230,498.81 = 45,918,299.44 : x
  2. Step 2: Convert to fraction form
    57,486,996.70/86,230,498.81 = 45,918,299.44/x
  3. Step 3: Cross multiply
    57,486,996.70x = 86,230,498.81 × 45,918,299.44
  4. Step 4: Simplify right side
    57,486,996.70x = 3,959,557,865,503,097.50
  5. Step 5: Solve for x
    x = 3,959,557,865,503,097.50/57,486,996.70
  6. Step 6: Final answer
    x = 68,877,452.17

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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.