Home / 29,168,115,251.15-40,252,039,890.82-15,802,108,380.65

Finding the Fourth Proportional to 29,168,115,251.15, 40,252,039,890.82 and 15,802,108,380.65

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Solution

The fourth proportional to 29,168,115,251.15, 40,252,039,890.82 and 15,802,108,380.65 is: 21,806,931,693.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168,115,251.15 : 40,252,039,890.82 = 15,802,108,380.65 : x
  2. Step 2: Convert to fraction form
    29,168,115,251.15/40,252,039,890.82 = 15,802,108,380.65/x
  3. Step 3: Cross multiply
    29,168,115,251.15x = 40,252,039,890.82 × 15,802,108,380.65
  4. Step 4: Simplify right side
    29,168,115,251.15x = 636,067,096,897,042,382,848
  5. Step 5: Solve for x
    x = 636,067,096,897,042,382,848/29,168,115,251.15
  6. Step 6: Final answer
    x = 21,806,931,693.05

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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.