Home / 128,016,003.60-192,024,005.40-32,277,891.60

Finding the Fourth Proportional to 128,016,003.60, 192,024,005.40 and 32,277,891.60

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Solution

The fourth proportional to 128,016,003.60, 192,024,005.40 and 32,277,891.60 is: 48,416,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,016,003.60 : 192,024,005.40 = 32,277,891.60 : x
  2. Step 2: Convert to fraction form
    128,016,003.60/192,024,005.40 = 32,277,891.60/x
  3. Step 3: Cross multiply
    128,016,003.60x = 192,024,005.40 × 32,277,891.60
  4. Step 4: Simplify right side
    128,016,003.60x = 6,198,130,030,899,015
  5. Step 5: Solve for x
    x = 6,198,130,030,899,015/128,016,003.60
  6. Step 6: Final answer
    x = 48,416,837.40

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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.