Home / 162,848,021.20-244,272,031.80-55,142,645.20

Finding the Fourth Proportional to 162,848,021.20, 244,272,031.80 and 55,142,645.20

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Solution

The fourth proportional to 162,848,021.20, 244,272,031.80 and 55,142,645.20 is: 82,713,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,848,021.20 : 244,272,031.80 = 55,142,645.20 : x
  2. Step 2: Convert to fraction form
    162,848,021.20/244,272,031.80 = 55,142,645.20/x
  3. Step 3: Cross multiply
    162,848,021.20x = 244,272,031.80 × 55,142,645.20
  4. Step 4: Simplify right side
    162,848,021.20x = 13,469,805,981,830,518
  5. Step 5: Solve for x
    x = 13,469,805,981,830,518/162,848,021.20
  6. Step 6: Final answer
    x = 82,713,967.80

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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.