Home / 281,253,251,753.58-388,162,761,317.93-167,068,323,877.98

Finding the Fourth Proportional to 281,253,251,753.58, 388,162,761,317.93 and 167,068,323,877.98

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Solution

The fourth proportional to 281,253,251,753.58, 388,162,761,317.93 and 167,068,323,877.98 is: 230,574,052,107.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,253,251,753.58 : 388,162,761,317.93 = 167,068,323,877.98 : x
  2. Step 2: Convert to fraction form
    281,253,251,753.58/388,162,761,317.93 = 167,068,323,877.98/x
  3. Step 3: Cross multiply
    281,253,251,753.58x = 388,162,761,317.93 × 167,068,323,877.98
  4. Step 4: Simplify right side
    281,253,251,753.58x = 64,849,701,925,234,979,897,344
  5. Step 5: Solve for x
    x = 64,849,701,925,234,979,897,344/281,253,251,753.58
  6. Step 6: Final answer
    x = 230,574,052,107.50

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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.