Home / 832,854,542.44-1,241,835,879.96-809,972,519.80

Finding the Fourth Proportional to 832,854,542.44, 1,241,835,879.96 and 809,972,519.80

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Solution

The fourth proportional to 832,854,542.44, 1,241,835,879.96 and 809,972,519.80 is: 1,207,717,417.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,854,542.44 : 1,241,835,879.96 = 809,972,519.80 : x
  2. Step 2: Convert to fraction form
    832,854,542.44/1,241,835,879.96 = 809,972,519.80/x
  3. Step 3: Cross multiply
    832,854,542.44x = 1,241,835,879.96 × 809,972,519.80
  4. Step 4: Simplify right side
    832,854,542.44x = 1,005,852,936,869,251,456
  5. Step 5: Solve for x
    x = 1,005,852,936,869,251,456/832,854,542.44
  6. Step 6: Final answer
    x = 1,207,717,417.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.