Home / 82,417,618.88-113,730,621-45,745,303.04

Finding the Fourth Proportional to 82,417,618.88, 113,730,621 and 45,745,303.04

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Solution

The fourth proportional to 82,417,618.88, 113,730,621 and 45,745,303.04 is: 63,125,358.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,417,618.88 : 113,730,621 = 45,745,303.04 : x
  2. Step 2: Convert to fraction form
    82,417,618.88/113,730,621 = 45,745,303.04/x
  3. Step 3: Cross multiply
    82,417,618.88x = 113,730,621 × 45,745,303.04
  4. Step 4: Simplify right side
    82,417,618.88x = 5,202,641,722,572,388
  5. Step 5: Solve for x
    x = 5,202,641,722,572,388/82,417,618.88
  6. Step 6: Final answer
    x = 63,125,358.31

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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.