Home / 227,684,940.60-340,976,811.75-130,345,419.72

Finding the Fourth Proportional to 227,684,940.60, 340,976,811.75 and 130,345,419.72

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Solution

The fourth proportional to 227,684,940.60, 340,976,811.75 and 130,345,419.72 is: 195,202,921.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,684,940.60 : 340,976,811.75 = 130,345,419.72 : x
  2. Step 2: Convert to fraction form
    227,684,940.60/340,976,811.75 = 130,345,419.72/x
  3. Step 3: Cross multiply
    227,684,940.60x = 340,976,811.75 × 130,345,419.72
  4. Step 4: Simplify right side
    227,684,940.60x = 44,444,765,642,341,176
  5. Step 5: Solve for x
    x = 44,444,765,642,341,176/227,684,940.60
  6. Step 6: Final answer
    x = 195,202,921.74

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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.