Home / 178,963,289.46-246,966,998.49-100,646,819.46

Finding the Fourth Proportional to 178,963,289.46, 246,966,998.49 and 100,646,819.46

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Solution

The fourth proportional to 178,963,289.46, 246,966,998.49 and 100,646,819.46 is: 138,891,294.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,963,289.46 : 246,966,998.49 = 100,646,819.46 : x
  2. Step 2: Convert to fraction form
    178,963,289.46/246,966,998.49 = 100,646,819.46/x
  3. Step 3: Cross multiply
    178,963,289.46x = 246,966,998.49 × 100,646,819.46
  4. Step 4: Simplify right side
    178,963,289.46x = 24,856,442,909,601,120
  5. Step 5: Solve for x
    x = 24,856,442,909,601,120/178,963,289.46
  6. Step 6: Final answer
    x = 138,891,294.32

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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.