Home / 109,100,880,125.79-150,537,378,585.45-60,921,510,251.55

Finding the Fourth Proportional to 109,100,880,125.79, 150,537,378,585.45 and 60,921,510,251.55

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Solution

The fourth proportional to 109,100,880,125.79, 150,537,378,585.45 and 60,921,510,251.55 is: 84,059,491,015.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,100,880,125.79 : 150,537,378,585.45 = 60,921,510,251.55 : x
  2. Step 2: Convert to fraction form
    109,100,880,125.79/150,537,378,585.45 = 60,921,510,251.55/x
  3. Step 3: Cross multiply
    109,100,880,125.79x = 150,537,378,585.45 × 60,921,510,251.55
  4. Step 4: Simplify right side
    109,100,880,125.79x = 9,170,964,452,735,258,198,016
  5. Step 5: Solve for x
    x = 9,170,964,452,735,258,198,016/109,100,880,125.79
  6. Step 6: Final answer
    x = 84,059,491,015.67

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Double scale
Find fourth proportional to 109,100,880,126.79, 150,537,378,586.83 and 60,921,510,252.55
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1.5x scale

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.