Home / 1,425,952,016.98-2,137,418,399.24-479,649,239.74

Finding the Fourth Proportional to 1,425,952,016.98, 2,137,418,399.24 and 479,649,239.74

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Solution

The fourth proportional to 1,425,952,016.98, 2,137,418,399.24 and 479,649,239.74 is: 718,966,064.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,952,016.98 : 2,137,418,399.24 = 479,649,239.74 : x
  2. Step 2: Convert to fraction form
    1,425,952,016.98/2,137,418,399.24 = 479,649,239.74/x
  3. Step 3: Cross multiply
    1,425,952,016.98x = 2,137,418,399.24 × 479,649,239.74
  4. Step 4: Simplify right side
    1,425,952,016.98x = 1,025,211,110,201,753,856
  5. Step 5: Solve for x
    x = 1,025,211,110,201,753,856/1,425,952,016.98
  6. Step 6: Final answer
    x = 718,966,064.77

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Double scale
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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.