Home / 310,346,418.72-464,992,818.04-187,266,104.67

Finding the Fourth Proportional to 310,346,418.72, 464,992,818.04 and 187,266,104.67

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Solution

The fourth proportional to 310,346,418.72, 464,992,818.04 and 187,266,104.67 is: 280,581,274.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,346,418.72 : 464,992,818.04 = 187,266,104.67 : x
  2. Step 2: Convert to fraction form
    310,346,418.72/464,992,818.04 = 187,266,104.67/x
  3. Step 3: Cross multiply
    310,346,418.72x = 464,992,818.04 × 187,266,104.67
  4. Step 4: Simplify right side
    310,346,418.72x = 87,077,393,733,241,456
  5. Step 5: Solve for x
    x = 87,077,393,733,241,456/310,346,418.72
  6. Step 6: Final answer
    x = 280,581,274.61

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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.