Home / 170,680,876.30-255,992,462.25-47,830,940.74

Finding the Fourth Proportional to 170,680,876.30, 255,992,462.25 and 47,830,940.74

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Solution

The fourth proportional to 170,680,876.30, 255,992,462.25 and 47,830,940.74 is: 71,738,325.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,680,876.30 : 255,992,462.25 = 47,830,940.74 : x
  2. Step 2: Convert to fraction form
    170,680,876.30/255,992,462.25 = 47,830,940.74/x
  3. Step 3: Cross multiply
    170,680,876.30x = 255,992,462.25 × 47,830,940.74
  4. Step 4: Simplify right side
    170,680,876.30x = 12,244,360,291,766,438
  5. Step 5: Solve for x
    x = 12,244,360,291,766,438/170,680,876.30
  6. Step 6: Final answer
    x = 71,738,325.68

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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.