Home / 80,827,092.40-121,317,288.56-50,028,508.70

Finding the Fourth Proportional to 80,827,092.40, 121,317,288.56 and 50,028,508.70

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Solution

The fourth proportional to 80,827,092.40, 121,317,288.56 and 50,028,508.70 is: 75,090,206.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,827,092.40 : 121,317,288.56 = 50,028,508.70 : x
  2. Step 2: Convert to fraction form
    80,827,092.40/121,317,288.56 = 50,028,508.70/x
  3. Step 3: Cross multiply
    80,827,092.40x = 121,317,288.56 × 50,028,508.70
  4. Step 4: Simplify right side
    80,827,092.40x = 6,069,323,026,184,371
  5. Step 5: Solve for x
    x = 6,069,323,026,184,371/80,827,092.40
  6. Step 6: Final answer
    x = 75,090,206.09

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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.