Home / 193,735,378.33-267,356,913.11-105,628,661.35

Finding the Fourth Proportional to 193,735,378.33, 267,356,913.11 and 105,628,661.35

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Solution

The fourth proportional to 193,735,378.33, 267,356,913.11 and 105,628,661.35 is: 145,768,692.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,735,378.33 : 267,356,913.11 = 105,628,661.35 : x
  2. Step 2: Convert to fraction form
    193,735,378.33/267,356,913.11 = 105,628,661.35/x
  3. Step 3: Cross multiply
    193,735,378.33x = 267,356,913.11 × 105,628,661.35
  4. Step 4: Simplify right side
    193,735,378.33x = 28,240,552,834,477,564
  5. Step 5: Solve for x
    x = 28,240,552,834,477,564/193,735,378.33
  6. Step 6: Final answer
    x = 145,768,692.73

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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.