Home / 1,705,882,175.25-2,558,823,262.88-413,417,663.25

Finding the Fourth Proportional to 1,705,882,175.25, 2,558,823,262.88 and 413,417,663.25

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Solution

The fourth proportional to 1,705,882,175.25, 2,558,823,262.88 and 413,417,663.25 is: 620,126,494.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,882,175.25 : 2,558,823,262.88 = 413,417,663.25 : x
  2. Step 2: Convert to fraction form
    1,705,882,175.25/2,558,823,262.88 = 413,417,663.25/x
  3. Step 3: Cross multiply
    1,705,882,175.25x = 2,558,823,262.88 × 413,417,663.25
  4. Step 4: Simplify right side
    1,705,882,175.25x = 1,057,862,734,007,522,944
  5. Step 5: Solve for x
    x = 1,057,862,734,007,522,944/1,705,882,175.25
  6. Step 6: Final answer
    x = 620,126,494.88

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Half scale
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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.