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Finding the Fourth Proportional to 167,967,901.80, 251,914,041.90 and 60,262,525.80

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Solution

The fourth proportional to 167,967,901.80, 251,914,041.90 and 60,262,525.80 is: 90,380,223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,967,901.80 : 251,914,041.90 = 60,262,525.80 : x
  2. Step 2: Convert to fraction form
    167,967,901.80/251,914,041.90 = 60,262,525.80/x
  3. Step 3: Cross multiply
    167,967,901.80x = 251,914,041.90 × 60,262,525.80
  4. Step 4: Simplify right side
    167,967,901.80x = 15,180,976,449,381,030
  5. Step 5: Solve for x
    x = 15,180,976,449,381,030/167,967,901.80
  6. Step 6: Final answer
    x = 90,380,223.17

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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.