Home / 893,857,967.70-1,340,786,951.55-247,625,711.70

Finding the Fourth Proportional to 893,857,967.70, 1,340,786,951.55 and 247,625,711.70

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Solution

The fourth proportional to 893,857,967.70, 1,340,786,951.55 and 247,625,711.70 is: 371,438,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,857,967.70 : 1,340,786,951.55 = 247,625,711.70 : x
  2. Step 2: Convert to fraction form
    893,857,967.70/1,340,786,951.55 = 247,625,711.70/x
  3. Step 3: Cross multiply
    893,857,967.70x = 1,340,786,951.55 × 247,625,711.70
  4. Step 4: Simplify right side
    893,857,967.70x = 332,013,323,115,642,112
  5. Step 5: Solve for x
    x = 332,013,323,115,642,112/893,857,967.70
  6. Step 6: Final answer
    x = 371,438,567.55

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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.