Home / 798,766,009.45-1,102,275,948.31-446,344,896.10

Finding the Fourth Proportional to 798,766,009.45, 1,102,275,948.31 and 446,344,896.10

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Solution

The fourth proportional to 798,766,009.45, 1,102,275,948.31 and 446,344,896.10 is: 615,944,141.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,766,009.45 : 1,102,275,948.31 = 446,344,896.10 : x
  2. Step 2: Convert to fraction form
    798,766,009.45/1,102,275,948.31 = 446,344,896.10/x
  3. Step 3: Cross multiply
    798,766,009.45x = 1,102,275,948.31 × 446,344,896.10
  4. Step 4: Simplify right side
    798,766,009.45x = 491,995,243,621,955,904
  5. Step 5: Solve for x
    x = 491,995,243,621,955,904/798,766,009.45
  6. Step 6: Final answer
    x = 615,944,141.09

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Double scale
Find fourth proportional to 798,766,010.45, 1,102,275,949.69 and 446,344,897.10
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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.