Home / 92,918,819.41-139,369,147.39-28,223,186.29

Finding the Fourth Proportional to 92,918,819.41, 139,369,147.39 and 28,223,186.29

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Solution

The fourth proportional to 92,918,819.41, 139,369,147.39 and 28,223,186.29 is: 42,332,020.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,918,819.41 : 139,369,147.39 = 28,223,186.29 : x
  2. Step 2: Convert to fraction form
    92,918,819.41/139,369,147.39 = 28,223,186.29/x
  3. Step 3: Cross multiply
    92,918,819.41x = 139,369,147.39 × 28,223,186.29
  4. Step 4: Simplify right side
    92,918,819.41x = 3,933,441,409,866,437
  5. Step 5: Solve for x
    x = 3,933,441,409,866,437/92,918,819.41
  6. Step 6: Final answer
    x = 42,332,020.95

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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.