Home / 146,794,436.27-220,046,210.11-68,931,958.76

Finding the Fourth Proportional to 146,794,436.27, 220,046,210.11 and 68,931,958.76

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Solution

The fourth proportional to 146,794,436.27, 220,046,210.11 and 68,931,958.76 is: 103,329,640.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,794,436.27 : 220,046,210.11 = 68,931,958.76 : x
  2. Step 2: Convert to fraction form
    146,794,436.27/220,046,210.11 = 68,931,958.76/x
  3. Step 3: Cross multiply
    146,794,436.27x = 220,046,210.11 × 68,931,958.76
  4. Step 4: Simplify right side
    146,794,436.27x = 15,168,216,281,258,286
  5. Step 5: Solve for x
    x = 15,168,216,281,258,286/146,794,436.27
  6. Step 6: Final answer
    x = 103,329,640.19

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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.