Home / 10,865,016,042.30-16,297,524,063.45-3,878,054,927.10

Finding the Fourth Proportional to 10,865,016,042.30, 16,297,524,063.45 and 3,878,054,927.10

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Solution

The fourth proportional to 10,865,016,042.30, 16,297,524,063.45 and 3,878,054,927.10 is: 5,817,082,390.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,016,042.30 : 16,297,524,063.45 = 3,878,054,927.10 : x
  2. Step 2: Convert to fraction form
    10,865,016,042.30/16,297,524,063.45 = 3,878,054,927.10/x
  3. Step 3: Cross multiply
    10,865,016,042.30x = 16,297,524,063.45 × 3,878,054,927.10
  4. Step 4: Simplify right side
    10,865,016,042.30x = 63,202,693,493,793,087,488
  5. Step 5: Solve for x
    x = 63,202,693,493,793,087,488/10,865,016,042.30
  6. Step 6: Final answer
    x = 5,817,082,390.65

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Double scale
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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.