Home / 80,827,077.68-121,317,266.52-50,028,494.04

Finding the Fourth Proportional to 80,827,077.68, 121,317,266.52 and 50,028,494.04

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Solution

The fourth proportional to 80,827,077.68, 121,317,266.52 and 50,028,494.04 is: 75,090,184.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,827,077.68 : 121,317,266.52 = 50,028,494.04 : x
  2. Step 2: Convert to fraction form
    80,827,077.68/121,317,266.52 = 50,028,494.04/x
  3. Step 3: Cross multiply
    80,827,077.68x = 121,317,266.52 × 50,028,494.04
  4. Step 4: Simplify right side
    80,827,077.68x = 6,069,320,145,044,911
  5. Step 5: Solve for x
    x = 6,069,320,145,044,911/80,827,077.68
  6. Step 6: Final answer
    x = 75,090,184.12

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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.