Home / 837,691,257.92-1,155,999,832.38-461,382,888.58

Finding the Fourth Proportional to 837,691,257.92, 1,155,999,832.38 and 461,382,888.58

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Solution

The fourth proportional to 837,691,257.92, 1,155,999,832.38 and 461,382,888.58 is: 636,700,618.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,691,257.92 : 1,155,999,832.38 = 461,382,888.58 : x
  2. Step 2: Convert to fraction form
    837,691,257.92/1,155,999,832.38 = 461,382,888.58/x
  3. Step 3: Cross multiply
    837,691,257.92x = 1,155,999,832.38 × 461,382,888.58
  4. Step 4: Simplify right side
    837,691,257.92x = 533,358,541,861,480,256
  5. Step 5: Solve for x
    x = 533,358,541,861,480,256/837,691,257.92
  6. Step 6: Final answer
    x = 636,700,618.30

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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.