Home / 1,112,569,998.27-1,667,585,546.44-448,158,874.90

Finding the Fourth Proportional to 1,112,569,998.27, 1,667,585,546.44 and 448,158,874.90

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Solution

The fourth proportional to 1,112,569,998.27, 1,667,585,546.44 and 448,158,874.90 is: 671,726,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,569,998.27 : 1,667,585,546.44 = 448,158,874.90 : x
  2. Step 2: Convert to fraction form
    1,112,569,998.27/1,667,585,546.44 = 448,158,874.90/x
  3. Step 3: Cross multiply
    1,112,569,998.27x = 1,667,585,546.44 × 448,158,874.90
  4. Step 4: Simplify right side
    1,112,569,998.27x = 747,343,262,289,897,856
  5. Step 5: Solve for x
    x = 747,343,262,289,897,856/1,112,569,998.27
  6. Step 6: Final answer
    x = 671,726,959.61

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Double scale
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1.5x scale

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.