Home / 180,687,561.44-249,350,409.60-98,181,345.92

Finding the Fourth Proportional to 180,687,561.44, 249,350,409.60 and 98,181,345.92

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Solution

The fourth proportional to 180,687,561.44, 249,350,409.60 and 98,181,345.92 is: 135,491,113.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,687,561.44 : 249,350,409.60 = 98,181,345.92 : x
  2. Step 2: Convert to fraction form
    180,687,561.44/249,350,409.60 = 98,181,345.92/x
  3. Step 3: Cross multiply
    180,687,561.44x = 249,350,409.60 × 98,181,345.92
  4. Step 4: Simplify right side
    180,687,561.44x = 24,481,558,820,231,288
  5. Step 5: Solve for x
    x = 24,481,558,820,231,288/180,687,561.44
  6. Step 6: Final answer
    x = 135,491,113.09

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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.