Home / 170,392,003.20-255,588,004.80-140,158,915.20

Finding the Fourth Proportional to 170,392,003.20, 255,588,004.80 and 140,158,915.20

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Solution

The fourth proportional to 170,392,003.20, 255,588,004.80 and 140,158,915.20 is: 210,238,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,392,003.20 : 255,588,004.80 = 140,158,915.20 : x
  2. Step 2: Convert to fraction form
    170,392,003.20/255,588,004.80 = 140,158,915.20/x
  3. Step 3: Cross multiply
    170,392,003.20x = 255,588,004.80 × 140,158,915.20
  4. Step 4: Simplify right side
    170,392,003.20x = 35,822,937,490,900,392
  5. Step 5: Solve for x
    x = 35,822,937,490,900,392/170,392,003.20
  6. Step 6: Final answer
    x = 210,238,372.80

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1.5x scale

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.