Home / 165,293,354.20-247,940,031.30-74,594,090.20

Finding the Fourth Proportional to 165,293,354.20, 247,940,031.30 and 74,594,090.20

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Solution

The fourth proportional to 165,293,354.20, 247,940,031.30 and 74,594,090.20 is: 111,891,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,293,354.20 : 247,940,031.30 = 74,594,090.20 : x
  2. Step 2: Convert to fraction form
    165,293,354.20/247,940,031.30 = 74,594,090.20/x
  3. Step 3: Cross multiply
    165,293,354.20x = 247,940,031.30 × 74,594,090.20
  4. Step 4: Simplify right side
    165,293,354.20x = 18,494,861,058,983,024
  5. Step 5: Solve for x
    x = 18,494,861,058,983,024/165,293,354.20
  6. Step 6: Final answer
    x = 111,891,135.30

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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.