Home / 128,130,343.54-192,228,276.60-37,253,932.54

Finding the Fourth Proportional to 128,130,343.54, 192,228,276.60 and 37,253,932.54

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Solution

The fourth proportional to 128,130,343.54, 192,228,276.60 and 37,253,932.54 is: 55,890,424.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,130,343.54 : 192,228,276.60 = 37,253,932.54 : x
  2. Step 2: Convert to fraction form
    128,130,343.54/192,228,276.60 = 37,253,932.54/x
  3. Step 3: Cross multiply
    128,130,343.54x = 192,228,276.60 × 37,253,932.54
  4. Step 4: Simplify right side
    128,130,343.54x = 7,161,259,248,736,860
  5. Step 5: Solve for x
    x = 7,161,259,248,736,860/128,130,343.54
  6. Step 6: Final answer
    x = 55,890,424.16

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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.