Home / 534,993,612.90-802,490,419.35-471,858,422.10

Finding the Fourth Proportional to 534,993,612.90, 802,490,419.35 and 471,858,422.10

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Solution

The fourth proportional to 534,993,612.90, 802,490,419.35 and 471,858,422.10 is: 707,787,633.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,993,612.90 : 802,490,419.35 = 471,858,422.10 : x
  2. Step 2: Convert to fraction form
    534,993,612.90/802,490,419.35 = 471,858,422.10/x
  3. Step 3: Cross multiply
    534,993,612.90x = 802,490,419.35 × 471,858,422.10
  4. Step 4: Simplify right side
    534,993,612.90x = 378,661,863,024,858,368
  5. Step 5: Solve for x
    x = 378,661,863,024,858,368/534,993,612.90
  6. Step 6: Final answer
    x = 707,787,633.15

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Double scale
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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.