Home / 162,933,018.30-244,682,962.65-86,405,514.30

Finding the Fourth Proportional to 162,933,018.30, 244,682,962.65 and 86,405,514.30

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Solution

The fourth proportional to 162,933,018.30, 244,682,962.65 and 86,405,514.30 is: 129,758,580.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,933,018.30 : 244,682,962.65 = 86,405,514.30 : x
  2. Step 2: Convert to fraction form
    162,933,018.30/244,682,962.65 = 86,405,514.30/x
  3. Step 3: Cross multiply
    162,933,018.30x = 244,682,962.65 × 86,405,514.30
  4. Step 4: Simplify right side
    162,933,018.30x = 21,141,957,228,220,940
  5. Step 5: Solve for x
    x = 21,141,957,228,220,940/162,933,018.30
  6. Step 6: Final answer
    x = 129,758,580.85

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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.