Home / 153,259,031.20-229,888,546.80-136,630,832.80

Finding the Fourth Proportional to 153,259,031.20, 229,888,546.80 and 136,630,832.80

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Solution

The fourth proportional to 153,259,031.20, 229,888,546.80 and 136,630,832.80 is: 204,946,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,259,031.20 : 229,888,546.80 = 136,630,832.80 : x
  2. Step 2: Convert to fraction form
    153,259,031.20/229,888,546.80 = 136,630,832.80/x
  3. Step 3: Cross multiply
    153,259,031.20x = 229,888,546.80 × 136,630,832.80
  4. Step 4: Simplify right side
    153,259,031.20x = 31,409,863,600,465,780
  5. Step 5: Solve for x
    x = 31,409,863,600,465,780/153,259,031.20
  6. Step 6: Final answer
    x = 204,946,249.20

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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.