Home / 128,941,181.44-177,951,371.52-96,289,446.40

Finding the Fourth Proportional to 128,941,181.44, 177,951,371.52 and 96,289,446.40

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Solution

The fourth proportional to 128,941,181.44, 177,951,371.52 and 96,289,446.40 is: 132,888,801.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,941,181.44 : 177,951,371.52 = 96,289,446.40 : x
  2. Step 2: Convert to fraction form
    128,941,181.44/177,951,371.52 = 96,289,446.40/x
  3. Step 3: Cross multiply
    128,941,181.44x = 177,951,371.52 × 96,289,446.40
  4. Step 4: Simplify right side
    128,941,181.44x = 17,134,839,049,781,528
  5. Step 5: Solve for x
    x = 17,134,839,049,781,528/128,941,181.44
  6. Step 6: Final answer
    x = 132,888,801.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.