Home / 112,821,034.40-169,287,538.80-64,336,119.20

Finding the Fourth Proportional to 112,821,034.40, 169,287,538.80 and 64,336,119.20

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Solution

The fourth proportional to 112,821,034.40, 169,287,538.80 and 64,336,119.20 is: 96,536,105.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,821,034.40 : 169,287,538.80 = 64,336,119.20 : x
  2. Step 2: Convert to fraction form
    112,821,034.40/169,287,538.80 = 64,336,119.20/x
  3. Step 3: Cross multiply
    112,821,034.40x = 169,287,538.80 × 64,336,119.20
  4. Step 4: Simplify right side
    112,821,034.40x = 10,891,303,275,311,426
  5. Step 5: Solve for x
    x = 10,891,303,275,311,426/112,821,034.40
  6. Step 6: Final answer
    x = 96,536,105.46

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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.