Home / 169,534,701.60-253,924,138.80-130,987,514.40

Finding the Fourth Proportional to 169,534,701.60, 253,924,138.80 and 130,987,514.40

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Solution

The fourth proportional to 169,534,701.60, 253,924,138.80 and 130,987,514.40 is: 196,189,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,534,701.60 : 253,924,138.80 = 130,987,514.40 : x
  2. Step 2: Convert to fraction form
    169,534,701.60/253,924,138.80 = 130,987,514.40/x
  3. Step 3: Cross multiply
    169,534,701.60x = 253,924,138.80 × 130,987,514.40
  4. Step 4: Simplify right side
    169,534,701.60x = 33,260,891,787,572,600
  5. Step 5: Solve for x
    x = 33,260,891,787,572,600/169,534,701.60
  6. Step 6: Final answer
    x = 196,189,284.40

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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.