Home / 172,401,589.64-237,919,232.94-94,090,169.18

Finding the Fourth Proportional to 172,401,589.64, 237,919,232.94 and 94,090,169.18

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Solution

The fourth proportional to 172,401,589.64, 237,919,232.94 and 94,090,169.18 is: 129,847,183.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,401,589.64 : 237,919,232.94 = 94,090,169.18 : x
  2. Step 2: Convert to fraction form
    172,401,589.64/237,919,232.94 = 94,090,169.18/x
  3. Step 3: Cross multiply
    172,401,589.64x = 237,919,232.94 × 94,090,169.18
  4. Step 4: Simplify right side
    172,401,589.64x = 22,385,860,878,500,432
  5. Step 5: Solve for x
    x = 22,385,860,878,500,432/172,401,589.64
  6. Step 6: Final answer
    x = 129,847,183.69

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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.