Home / 123,941,567.80-185,912,351.70-110,336,678.20

Finding the Fourth Proportional to 123,941,567.80, 185,912,351.70 and 110,336,678.20

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Solution

The fourth proportional to 123,941,567.80, 185,912,351.70 and 110,336,678.20 is: 165,505,017.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,941,567.80 : 185,912,351.70 = 110,336,678.20 : x
  2. Step 2: Convert to fraction form
    123,941,567.80/185,912,351.70 = 110,336,678.20/x
  3. Step 3: Cross multiply
    123,941,567.80x = 185,912,351.70 × 110,336,678.20
  4. Step 4: Simplify right side
    123,941,567.80x = 20,512,951,322,928,124
  5. Step 5: Solve for x
    x = 20,512,951,322,928,124/123,941,567.80
  6. Step 6: Final answer
    x = 165,505,017.30

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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.