Home / 198,807,258,286.53-298,252,769,409.14-64,491,260,593.86

Finding the Fourth Proportional to 198,807,258,286.53, 298,252,769,409.14 and 64,491,260,593.86

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Solution

The fourth proportional to 198,807,258,286.53, 298,252,769,409.14 and 64,491,260,593.86 is: 96,750,477,022.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,807,258,286.53 : 298,252,769,409.14 = 64,491,260,593.86 : x
  2. Step 2: Convert to fraction form
    198,807,258,286.53/298,252,769,409.14 = 64,491,260,593.86/x
  3. Step 3: Cross multiply
    198,807,258,286.53x = 298,252,769,409.14 × 64,491,260,593.86
  4. Step 4: Simplify right side
    198,807,258,286.53x = 19,234,697,074,805,286,371,328
  5. Step 5: Solve for x
    x = 19,234,697,074,805,286,371,328/198,807,258,286.53
  6. Step 6: Final answer
    x = 96,750,477,022.74

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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.