Home / 170,880,693.60-256,321,040.40-55,876,861.20

Finding the Fourth Proportional to 170,880,693.60, 256,321,040.40 and 55,876,861.20

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Solution

The fourth proportional to 170,880,693.60, 256,321,040.40 and 55,876,861.20 is: 83,815,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,880,693.60 : 256,321,040.40 = 55,876,861.20 : x
  2. Step 2: Convert to fraction form
    170,880,693.60/256,321,040.40 = 55,876,861.20/x
  3. Step 3: Cross multiply
    170,880,693.60x = 256,321,040.40 × 55,876,861.20
  4. Step 4: Simplify right side
    170,880,693.60x = 14,322,415,197,070,394
  5. Step 5: Solve for x
    x = 14,322,415,197,070,394/170,880,693.60
  6. Step 6: Final answer
    x = 83,815,291.80

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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.