Home / 82,373,656.89-113,676,504.03-45,206,344.47

Finding the Fourth Proportional to 82,373,656.89, 113,676,504.03 and 45,206,344.47

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Solution

The fourth proportional to 82,373,656.89, 113,676,504.03 and 45,206,344.47 is: 62,385,225.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,373,656.89 : 113,676,504.03 = 45,206,344.47 : x
  2. Step 2: Convert to fraction form
    82,373,656.89/113,676,504.03 = 45,206,344.47/x
  3. Step 3: Cross multiply
    82,373,656.89x = 113,676,504.03 × 45,206,344.47
  4. Step 4: Simplify right side
    82,373,656.89x = 5,138,899,199,609,714
  5. Step 5: Solve for x
    x = 5,138,899,199,609,714/82,373,656.89
  6. Step 6: Final answer
    x = 62,385,225.98

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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.