Home / 82,469,312.04-113,810,254.02-49,418,668.20

Finding the Fourth Proportional to 82,469,312.04, 113,810,254.02 and 49,418,668.20

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Solution

The fourth proportional to 82,469,312.04, 113,810,254.02 and 49,418,668.20 is: 68,199,322.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,469,312.04 : 113,810,254.02 = 49,418,668.20 : x
  2. Step 2: Convert to fraction form
    82,469,312.04/113,810,254.02 = 49,418,668.20/x
  3. Step 3: Cross multiply
    82,469,312.04x = 113,810,254.02 × 49,418,668.20
  4. Step 4: Simplify right side
    82,469,312.04x = 5,624,351,181,172,096
  5. Step 5: Solve for x
    x = 5,624,351,181,172,096/82,469,312.04
  6. Step 6: Final answer
    x = 68,199,322.17

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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.