Home / 129,228,740.50-193,844,799.18-42,967,147.24

Finding the Fourth Proportional to 129,228,740.50, 193,844,799.18 and 42,967,147.24

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Solution

The fourth proportional to 129,228,740.50, 193,844,799.18 and 42,967,147.24 is: 64,451,282.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,228,740.50 : 193,844,799.18 = 42,967,147.24 : x
  2. Step 2: Convert to fraction form
    129,228,740.50/193,844,799.18 = 42,967,147.24/x
  3. Step 3: Cross multiply
    129,228,740.50x = 193,844,799.18 × 42,967,147.24
  4. Step 4: Simplify right side
    129,228,740.50x = 8,328,958,028,075,292
  5. Step 5: Solve for x
    x = 8,328,958,028,075,292/129,228,740.50
  6. Step 6: Final answer
    x = 64,451,282.24

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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.