Home / 837,691,253.92-1,155,999,826.86-461,382,884.58

Finding the Fourth Proportional to 837,691,253.92, 1,155,999,826.86 and 461,382,884.58

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Solution

The fourth proportional to 837,691,253.92, 1,155,999,826.86 and 461,382,884.58 is: 636,700,612.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,691,253.92 : 1,155,999,826.86 = 461,382,884.58 : x
  2. Step 2: Convert to fraction form
    837,691,253.92/1,155,999,826.86 = 461,382,884.58/x
  3. Step 3: Cross multiply
    837,691,253.92x = 1,155,999,826.86 × 461,382,884.58
  4. Step 4: Simplify right side
    837,691,253.92x = 533,358,534,690,647,296
  5. Step 5: Solve for x
    x = 533,358,534,690,647,296/837,691,253.92
  6. Step 6: Final answer
    x = 636,700,612.78

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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.