Home / 122,218,197.39-169,105,243.76-106,569,852.57

Finding the Fourth Proportional to 122,218,197.39, 169,105,243.76 and 106,569,852.57

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Solution

The fourth proportional to 122,218,197.39, 169,105,243.76 and 106,569,852.57 is: 147,453,663.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,218,197.39 : 169,105,243.76 = 106,569,852.57 : x
  2. Step 2: Convert to fraction form
    122,218,197.39/169,105,243.76 = 106,569,852.57/x
  3. Step 3: Cross multiply
    122,218,197.39x = 169,105,243.76 × 106,569,852.57
  4. Step 4: Simplify right side
    122,218,197.39x = 18,021,520,894,938,736
  5. Step 5: Solve for x
    x = 18,021,520,894,938,736/122,218,197.39
  6. Step 6: Final answer
    x = 147,453,663.04

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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.