Home / 75,320,002.80-112,990,501.80-32,188,863.60

Finding the Fourth Proportional to 75,320,002.80, 112,990,501.80 and 32,188,863.60

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Solution

The fourth proportional to 75,320,002.80, 112,990,501.80 and 32,188,863.60 is: 48,287,781.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,320,002.80 : 112,990,501.80 = 32,188,863.60 : x
  2. Step 2: Convert to fraction form
    75,320,002.80/112,990,501.80 = 32,188,863.60/x
  3. Step 3: Cross multiply
    75,320,002.80x = 112,990,501.80 × 32,188,863.60
  4. Step 4: Simplify right side
    75,320,002.80x = 3,637,035,850,535,754.50
  5. Step 5: Solve for x
    x = 3,637,035,850,535,754.50/75,320,002.80
  6. Step 6: Final answer
    x = 48,287,781.67

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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.