Home / 161,852,614.57-223,347,437.47-91,284,006.96

Finding the Fourth Proportional to 161,852,614.57, 223,347,437.47 and 91,284,006.96

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Solution

The fourth proportional to 161,852,614.57, 223,347,437.47 and 91,284,006.96 is: 125,966,757.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,852,614.57 : 223,347,437.47 = 91,284,006.96 : x
  2. Step 2: Convert to fraction form
    161,852,614.57/223,347,437.47 = 91,284,006.96/x
  3. Step 3: Cross multiply
    161,852,614.57x = 223,347,437.47 × 91,284,006.96
  4. Step 4: Simplify right side
    161,852,614.57x = 20,388,049,035,568,816
  5. Step 5: Solve for x
    x = 20,388,049,035,568,816/161,852,614.57
  6. Step 6: Final answer
    x = 125,966,757.41

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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.