Home / 174,986,145.82-262,295,872.14-81,536,072.63

Finding the Fourth Proportional to 174,986,145.82, 262,295,872.14 and 81,536,072.63

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Solution

The fourth proportional to 174,986,145.82, 262,295,872.14 and 81,536,072.63 is: 122,218,677.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,986,145.82 : 262,295,872.14 = 81,536,072.63 : x
  2. Step 2: Convert to fraction form
    174,986,145.82/262,295,872.14 = 81,536,072.63/x
  3. Step 3: Cross multiply
    174,986,145.82x = 262,295,872.14 × 81,536,072.63
  4. Step 4: Simplify right side
    174,986,145.82x = 21,386,575,280,350,516
  5. Step 5: Solve for x
    x = 21,386,575,280,350,516/174,986,145.82
  6. Step 6: Final answer
    x = 122,218,677.26

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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.