Home / 384,924,004.80-577,408,125.60-112,336,843.20

Finding the Fourth Proportional to 384,924,004.80, 577,408,125.60 and 112,336,843.20

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Solution

The fourth proportional to 384,924,004.80, 577,408,125.60 and 112,336,843.20 is: 168,511,719.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,924,004.80 : 577,408,125.60 = 112,336,843.20 : x
  2. Step 2: Convert to fraction form
    384,924,004.80/577,408,125.60 = 112,336,843.20/x
  3. Step 3: Cross multiply
    384,924,004.80x = 577,408,125.60 × 112,336,843.20
  4. Step 4: Simplify right side
    384,924,004.80x = 64,864,206,067,933,112
  5. Step 5: Solve for x
    x = 64,864,206,067,933,112/384,924,004.80
  6. Step 6: Final answer
    x = 168,511,719.87

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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.