Home / 172,401,612.20-237,919,264.02-94,090,191.72

Finding the Fourth Proportional to 172,401,612.20, 237,919,264.02 and 94,090,191.72

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Solution

The fourth proportional to 172,401,612.20, 237,919,264.02 and 94,090,191.72 is: 129,847,214.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,401,612.20 : 237,919,264.02 = 94,090,191.72 : x
  2. Step 2: Convert to fraction form
    172,401,612.20/237,919,264.02 = 94,090,191.72/x
  3. Step 3: Cross multiply
    172,401,612.20x = 237,919,264.02 × 94,090,191.72
  4. Step 4: Simplify right side
    172,401,612.20x = 22,385,869,165,523,100
  5. Step 5: Solve for x
    x = 22,385,869,165,523,100/172,401,612.20
  6. Step 6: Final answer
    x = 129,847,214.77

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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.