Home / 794,839,236.38-1,096,878,198.91-442,407,663.71

Finding the Fourth Proportional to 794,839,236.38, 1,096,878,198.91 and 442,407,663.71

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Solution

The fourth proportional to 794,839,236.38, 1,096,878,198.91 and 442,407,663.71 is: 610,522,605.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,839,236.38 : 1,096,878,198.91 = 442,407,663.71 : x
  2. Step 2: Convert to fraction form
    794,839,236.38/1,096,878,198.91 = 442,407,663.71/x
  3. Step 3: Cross multiply
    794,839,236.38x = 1,096,878,198.91 × 442,407,663.71
  4. Step 4: Simplify right side
    794,839,236.38x = 485,267,321,352,580,224
  5. Step 5: Solve for x
    x = 485,267,321,352,580,224/794,839,236.38
  6. Step 6: Final answer
    x = 610,522,605.25

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Double scale
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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.