Home / 181,445,734.20-272,204,030.70-72,252,323.40

Finding the Fourth Proportional to 181,445,734.20, 272,204,030.70 and 72,252,323.40

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Solution

The fourth proportional to 181,445,734.20, 272,204,030.70 and 72,252,323.40 is: 108,392,593.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,445,734.20 : 272,204,030.70 = 72,252,323.40 : x
  2. Step 2: Convert to fraction form
    181,445,734.20/272,204,030.70 = 72,252,323.40/x
  3. Step 3: Cross multiply
    181,445,734.20x = 272,204,030.70 × 72,252,323.40
  4. Step 4: Simplify right side
    181,445,734.20x = 19,667,373,656,919,928
  5. Step 5: Solve for x
    x = 19,667,373,656,919,928/181,445,734.20
  6. Step 6: Final answer
    x = 108,392,593.21

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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.