Home / 168,436,811.70-252,655,217.55-59,278,830.30

Finding the Fourth Proportional to 168,436,811.70, 252,655,217.55 and 59,278,830.30

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Solution

The fourth proportional to 168,436,811.70, 252,655,217.55 and 59,278,830.30 is: 88,918,245.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,436,811.70 : 252,655,217.55 = 59,278,830.30 : x
  2. Step 2: Convert to fraction form
    168,436,811.70/252,655,217.55 = 59,278,830.30/x
  3. Step 3: Cross multiply
    168,436,811.70x = 252,655,217.55 × 59,278,830.30
  4. Step 4: Simplify right side
    168,436,811.70x = 14,977,105,765,556,032
  5. Step 5: Solve for x
    x = 14,977,105,765,556,032/168,436,811.70
  6. Step 6: Final answer
    x = 88,918,245.45

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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.