Home / 464,924,615.43-641,595,911.72-256,080,758.11

Finding the Fourth Proportional to 464,924,615.43, 641,595,911.72 and 256,080,758.11

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Solution

The fourth proportional to 464,924,615.43, 641,595,911.72 and 256,080,758.11 is: 353,391,414.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,924,615.43 : 641,595,911.72 = 256,080,758.11 : x
  2. Step 2: Convert to fraction form
    464,924,615.43/641,595,911.72 = 256,080,758.11/x
  3. Step 3: Cross multiply
    464,924,615.43x = 641,595,911.72 × 256,080,758.11
  4. Step 4: Simplify right side
    464,924,615.43x = 164,300,367,472,570,432
  5. Step 5: Solve for x
    x = 164,300,367,472,570,432/464,924,615.43
  6. Step 6: Final answer
    x = 353,391,414.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.