Home / 80,876,853.40-121,315,280.10-23,371,000.60

Finding the Fourth Proportional to 80,876,853.40, 121,315,280.10 and 23,371,000.60

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Solution

The fourth proportional to 80,876,853.40, 121,315,280.10 and 23,371,000.60 is: 35,056,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,876,853.40 : 121,315,280.10 = 23,371,000.60 : x
  2. Step 2: Convert to fraction form
    80,876,853.40/121,315,280.10 = 23,371,000.60/x
  3. Step 3: Cross multiply
    80,876,853.40x = 121,315,280.10 × 23,371,000.60
  4. Step 4: Simplify right side
    80,876,853.40x = 2,835,259,484,006,268
  5. Step 5: Solve for x
    x = 2,835,259,484,006,268/80,876,853.40
  6. Step 6: Final answer
    x = 35,056,500.90

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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.