Home / 170,902,446.30-256,353,669.45-125,216,891.10

Finding the Fourth Proportional to 170,902,446.30, 256,353,669.45 and 125,216,891.10

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Solution

The fourth proportional to 170,902,446.30, 256,353,669.45 and 125,216,891.10 is: 187,825,336.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,902,446.30 : 256,353,669.45 = 125,216,891.10 : x
  2. Step 2: Convert to fraction form
    170,902,446.30/256,353,669.45 = 125,216,891.10/x
  3. Step 3: Cross multiply
    170,902,446.30x = 256,353,669.45 × 125,216,891.10
  4. Step 4: Simplify right side
    170,902,446.30x = 32,099,809,510,606,044
  5. Step 5: Solve for x
    x = 32,099,809,510,606,044/170,902,446.30
  6. Step 6: Final answer
    x = 187,825,336.65

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1.5x scale

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.