Home / 210,203,347.40-315,540,950.70-162,545,568.20

Finding the Fourth Proportional to 210,203,347.40, 315,540,950.70 and 162,545,568.20

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Solution

The fourth proportional to 210,203,347.40, 315,540,950.70 and 162,545,568.20 is: 244,000,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,203,347.40 : 315,540,950.70 = 162,545,568.20 : x
  2. Step 2: Convert to fraction form
    210,203,347.40/315,540,950.70 = 162,545,568.20/x
  3. Step 3: Cross multiply
    210,203,347.40x = 315,540,950.70 × 162,545,568.20
  4. Step 4: Simplify right side
    210,203,347.40x = 51,289,783,121,899,680
  5. Step 5: Solve for x
    x = 51,289,783,121,899,680/210,203,347.40
  6. Step 6: Final answer
    x = 244,000,791.41

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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.