Home / 170,820,760.72-235,732,877.40-92,504,449.36

Finding the Fourth Proportional to 170,820,760.72, 235,732,877.40 and 92,504,449.36

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Solution

The fourth proportional to 170,820,760.72, 235,732,877.40 and 92,504,449.36 is: 127,656,263.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,820,760.72 : 235,732,877.40 = 92,504,449.36 : x
  2. Step 2: Convert to fraction form
    170,820,760.72/235,732,877.40 = 92,504,449.36/x
  3. Step 3: Cross multiply
    170,820,760.72x = 235,732,877.40 × 92,504,449.36
  4. Step 4: Simplify right side
    170,820,760.72x = 21,806,340,019,935,388
  5. Step 5: Solve for x
    x = 21,806,340,019,935,388/170,820,760.72
  6. Step 6: Final answer
    x = 127,656,263.37

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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.