Home / 1,344,028,518.10-2,016,042,777.15-423,997,858.90

Finding the Fourth Proportional to 1,344,028,518.10, 2,016,042,777.15 and 423,997,858.90

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Solution

The fourth proportional to 1,344,028,518.10, 2,016,042,777.15 and 423,997,858.90 is: 635,996,788.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,028,518.10 : 2,016,042,777.15 = 423,997,858.90 : x
  2. Step 2: Convert to fraction form
    1,344,028,518.10/2,016,042,777.15 = 423,997,858.90/x
  3. Step 3: Cross multiply
    1,344,028,518.10x = 2,016,042,777.15 × 423,997,858.90
  4. Step 4: Simplify right side
    1,344,028,518.10x = 854,797,820,962,409,856
  5. Step 5: Solve for x
    x = 854,797,820,962,409,856/1,344,028,518.10
  6. Step 6: Final answer
    x = 635,996,788.35

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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.