Home / 7,018,981,348.52-9,687,233,863.82-4,444,244,397.42

Finding the Fourth Proportional to 7,018,981,348.52, 9,687,233,863.82 and 4,444,244,397.42

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Solution

The fourth proportional to 7,018,981,348.52, 9,687,233,863.82 and 4,444,244,397.42 is: 6,133,715,519.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,981,348.52 : 9,687,233,863.82 = 4,444,244,397.42 : x
  2. Step 2: Convert to fraction form
    7,018,981,348.52/9,687,233,863.82 = 4,444,244,397.42/x
  3. Step 3: Cross multiply
    7,018,981,348.52x = 9,687,233,863.82 × 4,444,244,397.42
  4. Step 4: Simplify right side
    7,018,981,348.52x = 43,052,434,825,779,331,072
  5. Step 5: Solve for x
    x = 43,052,434,825,779,331,072/7,018,981,348.52
  6. Step 6: Final answer
    x = 6,133,715,519.11

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Double scale
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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.