Home / 113,477,287.20-170,215,930.80-67,560,784.80

Finding the Fourth Proportional to 113,477,287.20, 170,215,930.80 and 67,560,784.80

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Solution

The fourth proportional to 113,477,287.20, 170,215,930.80 and 67,560,784.80 is: 101,341,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,477,287.20 : 170,215,930.80 = 67,560,784.80 : x
  2. Step 2: Convert to fraction form
    113,477,287.20/170,215,930.80 = 67,560,784.80/x
  3. Step 3: Cross multiply
    113,477,287.20x = 170,215,930.80 × 67,560,784.80
  4. Step 4: Simplify right side
    113,477,287.20x = 11,499,921,870,310,492
  5. Step 5: Solve for x
    x = 11,499,921,870,310,492/113,477,287.20
  6. Step 6: Final answer
    x = 101,341,177.20

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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.