Home / 207,168,016.20-310,752,024.30-130,577,526.60

Finding the Fourth Proportional to 207,168,016.20, 310,752,024.30 and 130,577,526.60

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Solution

The fourth proportional to 207,168,016.20, 310,752,024.30 and 130,577,526.60 is: 195,866,289.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,168,016.20 : 310,752,024.30 = 130,577,526.60 : x
  2. Step 2: Convert to fraction form
    207,168,016.20/310,752,024.30 = 130,577,526.60/x
  3. Step 3: Cross multiply
    207,168,016.20x = 310,752,024.30 × 130,577,526.60
  4. Step 4: Simplify right side
    207,168,016.20x = 40,577,230,719,037,096
  5. Step 5: Solve for x
    x = 40,577,230,719,037,096/207,168,016.20
  6. Step 6: Final answer
    x = 195,866,289.90

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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.