Home / 122,735,600.43-169,378,719.48-66,984,596.67

Finding the Fourth Proportional to 122,735,600.43, 169,378,719.48 and 66,984,596.67

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Solution

The fourth proportional to 122,735,600.43, 169,378,719.48 and 66,984,596.67 is: 92,440,703.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,735,600.43 : 169,378,719.48 = 66,984,596.67 : x
  2. Step 2: Convert to fraction form
    122,735,600.43/169,378,719.48 = 66,984,596.67/x
  3. Step 3: Cross multiply
    122,735,600.43x = 169,378,719.48 × 66,984,596.67
  4. Step 4: Simplify right side
    122,735,600.43x = 11,345,765,208,848,872
  5. Step 5: Solve for x
    x = 11,345,765,208,848,872/122,735,600.43
  6. Step 6: Final answer
    x = 92,440,703.18

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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.