Home / 384,924,007.80-577,408,130.10-112,336,846.20

Finding the Fourth Proportional to 384,924,007.80, 577,408,130.10 and 112,336,846.20

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Solution

The fourth proportional to 384,924,007.80, 577,408,130.10 and 112,336,846.20 is: 168,511,724.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,924,007.80 : 577,408,130.10 = 112,336,846.20 : x
  2. Step 2: Convert to fraction form
    384,924,007.80/577,408,130.10 = 112,336,846.20/x
  3. Step 3: Cross multiply
    384,924,007.80x = 577,408,130.10 × 112,336,846.20
  4. Step 4: Simplify right side
    384,924,007.80x = 64,864,208,305,673,296
  5. Step 5: Solve for x
    x = 64,864,208,305,673,296/384,924,007.80
  6. Step 6: Final answer
    x = 168,511,724.37

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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.