Home / 297,985,623.38-446,677,964.18-187,400,324.57

Finding the Fourth Proportional to 297,985,623.38, 446,677,964.18 and 187,400,324.57

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Solution

The fourth proportional to 297,985,623.38, 446,677,964.18 and 187,400,324.57 is: 280,911,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,985,623.38 : 446,677,964.18 = 187,400,324.57 : x
  2. Step 2: Convert to fraction form
    297,985,623.38/446,677,964.18 = 187,400,324.57/x
  3. Step 3: Cross multiply
    297,985,623.38x = 446,677,964.18 × 187,400,324.57
  4. Step 4: Simplify right side
    297,985,623.38x = 83,707,595,466,999,904
  5. Step 5: Solve for x
    x = 83,707,595,466,999,904/297,985,623.38
  6. Step 6: Final answer
    x = 280,911,523.58

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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.