Home / 162,146,344.20-223,762,170.78-87,807,033.06

Finding the Fourth Proportional to 162,146,344.20, 223,762,170.78 and 87,807,033.06

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Solution

The fourth proportional to 162,146,344.20, 223,762,170.78 and 87,807,033.06 is: 121,173,822.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,146,344.20 : 223,762,170.78 = 87,807,033.06 : x
  2. Step 2: Convert to fraction form
    162,146,344.20/223,762,170.78 = 87,807,033.06/x
  3. Step 3: Cross multiply
    162,146,344.20x = 223,762,170.78 × 87,807,033.06
  4. Step 4: Simplify right side
    162,146,344.20x = 19,647,892,327,256,828
  5. Step 5: Solve for x
    x = 19,647,892,327,256,828/162,146,344.20
  6. Step 6: Final answer
    x = 121,173,822.48

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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.