Home / 170,748,371.20-256,122,556.80-49,592,070.40

Finding the Fourth Proportional to 170,748,371.20, 256,122,556.80 and 49,592,070.40

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Solution

The fourth proportional to 170,748,371.20, 256,122,556.80 and 49,592,070.40 is: 74,388,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,748,371.20 : 256,122,556.80 = 49,592,070.40 : x
  2. Step 2: Convert to fraction form
    170,748,371.20/256,122,556.80 = 49,592,070.40/x
  3. Step 3: Cross multiply
    170,748,371.20x = 256,122,556.80 × 49,592,070.40
  4. Step 4: Simplify right side
    170,748,371.20x = 12,701,647,867,853,598
  5. Step 5: Solve for x
    x = 12,701,647,867,853,598/170,748,371.20
  6. Step 6: Final answer
    x = 74,388,105.60

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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.