Home / 132,108,456,933.55-198,081,586,680.27-51,339,852,913.92

Finding the Fourth Proportional to 132,108,456,933.55, 198,081,586,680.27 and 51,339,852,913.92

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Solution

The fourth proportional to 132,108,456,933.55, 198,081,586,680.27 and 51,339,852,913.92 is: 76,978,262,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,108,456,933.55 : 198,081,586,680.27 = 51,339,852,913.92 : x
  2. Step 2: Convert to fraction form
    132,108,456,933.55/198,081,586,680.27 = 51,339,852,913.92/x
  3. Step 3: Cross multiply
    132,108,456,933.55x = 198,081,586,680.27 × 51,339,852,913.92
  4. Step 4: Simplify right side
    132,108,456,933.55x = 10,169,479,525,120,956,432,384
  5. Step 5: Solve for x
    x = 10,169,479,525,120,956,432,384/132,108,456,933.55
  6. Step 6: Final answer
    x = 76,978,262,869.55

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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.