Home / 181,495,344.60-272,349,305.10-66,491,512.20

Finding the Fourth Proportional to 181,495,344.60, 272,349,305.10 and 66,491,512.20

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Solution

The fourth proportional to 181,495,344.60, 272,349,305.10 and 66,491,512.20 is: 99,776,207.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,495,344.60 : 272,349,305.10 = 66,491,512.20 : x
  2. Step 2: Convert to fraction form
    181,495,344.60/272,349,305.10 = 66,491,512.20/x
  3. Step 3: Cross multiply
    181,495,344.60x = 272,349,305.10 × 66,491,512.20
  4. Step 4: Simplify right side
    181,495,344.60x = 18,108,917,142,718,176
  5. Step 5: Solve for x
    x = 18,108,917,142,718,176/181,495,344.60
  6. Step 6: Final answer
    x = 99,776,207.39

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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.