Home / 48,298,139.70-72,447,209.55-43,520,565.30

Finding the Fourth Proportional to 48,298,139.70, 72,447,209.55 and 43,520,565.30

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Solution

The fourth proportional to 48,298,139.70, 72,447,209.55 and 43,520,565.30 is: 65,280,847.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,298,139.70 : 72,447,209.55 = 43,520,565.30 : x
  2. Step 2: Convert to fraction form
    48,298,139.70/72,447,209.55 = 43,520,565.30/x
  3. Step 3: Cross multiply
    48,298,139.70x = 72,447,209.55 × 43,520,565.30
  4. Step 4: Simplify right side
    48,298,139.70x = 3,152,943,514,023,558.50
  5. Step 5: Solve for x
    x = 3,152,943,514,023,558.50/48,298,139.70
  6. Step 6: Final answer
    x = 65,280,847.95

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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.