Home / 347,995,986.87-521,882,331.89-114,774,262.95

Finding the Fourth Proportional to 347,995,986.87, 521,882,331.89 and 114,774,262.95

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Solution

The fourth proportional to 347,995,986.87, 521,882,331.89 and 114,774,262.95 is: 172,124,571.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,995,986.87 : 521,882,331.89 = 114,774,262.95 : x
  2. Step 2: Convert to fraction form
    347,995,986.87/521,882,331.89 = 114,774,262.95/x
  3. Step 3: Cross multiply
    347,995,986.87x = 521,882,331.89 × 114,774,262.95
  4. Step 4: Simplify right side
    347,995,986.87x = 59,898,659,988,728,160
  5. Step 5: Solve for x
    x = 59,898,659,988,728,160/347,995,986.87
  6. Step 6: Final answer
    x = 172,124,571.11

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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.