Home / 122,272,266.52-183,408,366.30-83,817,195.76

Finding the Fourth Proportional to 122,272,266.52, 183,408,366.30 and 83,817,195.76

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Solution

The fourth proportional to 122,272,266.52, 183,408,366.30 and 83,817,195.76 is: 125,725,770.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,272,266.52 : 183,408,366.30 = 83,817,195.76 : x
  2. Step 2: Convert to fraction form
    122,272,266.52/183,408,366.30 = 83,817,195.76/x
  3. Step 3: Cross multiply
    122,272,266.52x = 183,408,366.30 × 83,817,195.76
  4. Step 4: Simplify right side
    122,272,266.52x = 15,372,774,942,188,888
  5. Step 5: Solve for x
    x = 15,372,774,942,188,888/122,272,266.52
  6. Step 6: Final answer
    x = 125,725,770.69

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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.