Home / 448,390,899.56-672,780,522.14-240,887,202.32

Finding the Fourth Proportional to 448,390,899.56, 672,780,522.14 and 240,887,202.32

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Solution

The fourth proportional to 448,390,899.56, 672,780,522.14 and 240,887,202.32 is: 361,435,118.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,390,899.56 : 672,780,522.14 = 240,887,202.32 : x
  2. Step 2: Convert to fraction form
    448,390,899.56/672,780,522.14 = 240,887,202.32/x
  3. Step 3: Cross multiply
    448,390,899.56x = 672,780,522.14 × 240,887,202.32
  4. Step 4: Simplify right side
    448,390,899.56x = 162,064,217,752,488,992
  5. Step 5: Solve for x
    x = 162,064,217,752,488,992/448,390,899.56
  6. Step 6: Final answer
    x = 361,435,118.13

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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.