Home / 302,933,234.81-418,029,847.53-175,764,061.55

Finding the Fourth Proportional to 302,933,234.81, 418,029,847.53 and 175,764,061.55

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Solution

The fourth proportional to 302,933,234.81, 418,029,847.53 and 175,764,061.55 is: 242,543,951.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,933,234.81 : 418,029,847.53 = 175,764,061.55 : x
  2. Step 2: Convert to fraction form
    302,933,234.81/418,029,847.53 = 175,764,061.55/x
  3. Step 3: Cross multiply
    302,933,234.81x = 418,029,847.53 × 175,764,061.55
  4. Step 4: Simplify right side
    302,933,234.81x = 73,474,623,848,909,872
  5. Step 5: Solve for x
    x = 73,474,623,848,909,872/302,933,234.81
  6. Step 6: Final answer
    x = 242,543,951.63

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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.