Home / 281,253,251,751.45-388,162,761,314.98-167,068,323,875.85

Finding the Fourth Proportional to 281,253,251,751.45, 388,162,761,314.98 and 167,068,323,875.85

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Solution

The fourth proportional to 281,253,251,751.45, 388,162,761,314.98 and 167,068,323,875.85 is: 230,574,052,104.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,253,251,751.45 : 388,162,761,314.98 = 167,068,323,875.85 : x
  2. Step 2: Convert to fraction form
    281,253,251,751.45/388,162,761,314.98 = 167,068,323,875.85/x
  3. Step 3: Cross multiply
    281,253,251,751.45x = 388,162,761,314.98 × 167,068,323,875.85
  4. Step 4: Simplify right side
    281,253,251,751.45x = 64,849,701,923,915,334,418,432
  5. Step 5: Solve for x
    x = 64,849,701,923,915,334,418,432/281,253,251,751.45
  6. Step 6: Final answer
    x = 230,574,052,104.56

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1.5x scale

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.