Home / 187,434,625.84-281,044,287.34-99,888,359.76

Finding the Fourth Proportional to 187,434,625.84, 281,044,287.34 and 99,888,359.76

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Solution

The fourth proportional to 187,434,625.84, 281,044,287.34 and 99,888,359.76 is: 149,775,169.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,434,625.84 : 281,044,287.34 = 99,888,359.76 : x
  2. Step 2: Convert to fraction form
    187,434,625.84/281,044,287.34 = 99,888,359.76/x
  3. Step 3: Cross multiply
    187,434,625.84x = 281,044,287.34 × 99,888,359.76
  4. Step 4: Simplify right side
    187,434,625.84x = 28,073,052,882,310,732
  5. Step 5: Solve for x
    x = 28,073,052,882,310,732/187,434,625.84
  6. Step 6: Final answer
    x = 149,775,169.64

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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.