Home / 1,177,715,393.20-1,766,591,404.71-348,752,881.72

Finding the Fourth Proportional to 1,177,715,393.20, 1,766,591,404.71 and 348,752,881.72

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Solution

The fourth proportional to 1,177,715,393.20, 1,766,591,404.71 and 348,752,881.72 is: 523,134,746.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,715,393.20 : 1,766,591,404.71 = 348,752,881.72 : x
  2. Step 2: Convert to fraction form
    1,177,715,393.20/1,766,591,404.71 = 348,752,881.72/x
  3. Step 3: Cross multiply
    1,177,715,393.20x = 1,766,591,404.71 × 348,752,881.72
  4. Step 4: Simplify right side
    1,177,715,393.20x = 616,103,843,214,395,392
  5. Step 5: Solve for x
    x = 616,103,843,214,395,392/1,177,715,393.20
  6. Step 6: Final answer
    x = 523,134,746.11

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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.