Home / 162,855,390.10-244,318,514.55-53,661,979.30

Finding the Fourth Proportional to 162,855,390.10, 244,318,514.55 and 53,661,979.30

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Solution

The fourth proportional to 162,855,390.10, 244,318,514.55 and 53,661,979.30 is: 80,504,643.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,855,390.10 : 244,318,514.55 = 53,661,979.30 : x
  2. Step 2: Convert to fraction form
    162,855,390.10/244,318,514.55 = 53,661,979.30/x
  3. Step 3: Cross multiply
    162,855,390.10x = 244,318,514.55 × 53,661,979.30
  4. Step 4: Simplify right side
    162,855,390.10x = 13,110,615,070,388,848
  5. Step 5: Solve for x
    x = 13,110,615,070,388,848/162,855,390.10
  6. Step 6: Final answer
    x = 80,504,643.18

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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.