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Finding the Fourth Proportional to 167,969,710.80, 251,916,755.40 and 60,264,334.80

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Solution

The fourth proportional to 167,969,710.80, 251,916,755.40 and 60,264,334.80 is: 90,382,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,969,710.80 : 251,916,755.40 = 60,264,334.80 : x
  2. Step 2: Convert to fraction form
    167,969,710.80/251,916,755.40 = 60,264,334.80/x
  3. Step 3: Cross multiply
    167,969,710.80x = 251,916,755.40 × 60,264,334.80
  4. Step 4: Simplify right side
    167,969,710.80x = 15,181,595,689,155,308
  5. Step 5: Solve for x
    x = 15,181,595,689,155,308/167,969,710.80
  6. Step 6: Final answer
    x = 90,382,936.40

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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.