Home / 150,166,324-207,229,527.12-81,488,692

Finding the Fourth Proportional to 150,166,324, 207,229,527.12 and 81,488,692

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Solution

The fourth proportional to 150,166,324, 207,229,527.12 and 81,488,692 is: 112,454,394.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,166,324 : 207,229,527.12 = 81,488,692 : x
  2. Step 2: Convert to fraction form
    150,166,324/207,229,527.12 = 81,488,692/x
  3. Step 3: Cross multiply
    150,166,324x = 207,229,527.12 × 81,488,692
  4. Step 4: Simplify right side
    150,166,324x = 16,886,863,108,787,328
  5. Step 5: Solve for x
    x = 16,886,863,108,787,328/150,166,324
  6. Step 6: Final answer
    x = 112,454,394.96

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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.