Home / 170,753,747.23-235,640,121.47-92,437,242.67

Finding the Fourth Proportional to 170,753,747.23, 235,640,121.47 and 92,437,242.67

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Solution

The fourth proportional to 170,753,747.23, 235,640,121.47 and 92,437,242.67 is: 127,563,367.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,753,747.23 : 235,640,121.47 = 92,437,242.67 : x
  2. Step 2: Convert to fraction form
    170,753,747.23/235,640,121.47 = 92,437,242.67/x
  3. Step 3: Cross multiply
    170,753,747.23x = 235,640,121.47 × 92,437,242.67
  4. Step 4: Simplify right side
    170,753,747.23x = 21,781,923,091,110,668
  5. Step 5: Solve for x
    x = 21,781,923,091,110,668/170,753,747.23
  6. Step 6: Final answer
    x = 127,563,367.98

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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.