Home / 162,296,480.20-223,992,110.10-100,436,747.08

Finding the Fourth Proportional to 162,296,480.20, 223,992,110.10 and 100,436,747.08

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Solution

The fourth proportional to 162,296,480.20, 223,992,110.10 and 100,436,747.08 is: 138,616,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,296,480.20 : 223,992,110.10 = 100,436,747.08 : x
  2. Step 2: Convert to fraction form
    162,296,480.20/223,992,110.10 = 100,436,747.08/x
  3. Step 3: Cross multiply
    162,296,480.20x = 223,992,110.10 × 100,436,747.08
  4. Step 4: Simplify right side
    162,296,480.20x = 22,497,038,910,029,212
  5. Step 5: Solve for x
    x = 22,497,038,910,029,212/162,296,480.20
  6. Step 6: Final answer
    x = 138,616,924.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.