Home / 199,292,011.20-275,016,729.60-116,840,707.20

Finding the Fourth Proportional to 199,292,011.20, 275,016,729.60 and 116,840,707.20

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Solution

The fourth proportional to 199,292,011.20, 275,016,729.60 and 116,840,707.20 is: 161,236,514.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,292,011.20 : 275,016,729.60 = 116,840,707.20 : x
  2. Step 2: Convert to fraction form
    199,292,011.20/275,016,729.60 = 116,840,707.20/x
  3. Step 3: Cross multiply
    199,292,011.20x = 275,016,729.60 × 116,840,707.20
  4. Step 4: Simplify right side
    199,292,011.20x = 32,133,149,178,295,176
  5. Step 5: Solve for x
    x = 32,133,149,178,295,176/199,292,011.20
  6. Step 6: Final answer
    x = 161,236,514.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.