Home / 1,026,434,568.70-1,539,651,853.05-481,231,215.10

Finding the Fourth Proportional to 1,026,434,568.70, 1,539,651,853.05 and 481,231,215.10

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Solution

The fourth proportional to 1,026,434,568.70, 1,539,651,853.05 and 481,231,215.10 is: 721,846,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,434,568.70 : 1,539,651,853.05 = 481,231,215.10 : x
  2. Step 2: Convert to fraction form
    1,026,434,568.70/1,539,651,853.05 = 481,231,215.10/x
  3. Step 3: Cross multiply
    1,026,434,568.70x = 1,539,651,853.05 × 481,231,215.10
  4. Step 4: Simplify right side
    1,026,434,568.70x = 740,928,532,074,218,112
  5. Step 5: Solve for x
    x = 740,928,532,074,218,112/1,026,434,568.70
  6. Step 6: Final answer
    x = 721,846,822.65

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Half scale
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Double scale
Find fourth proportional to 1,026,434,569.70, 1,539,651,854.55 and 481,231,216.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.