Home / 186,147,416.64-278,696,169.52-98,510,433.76

Finding the Fourth Proportional to 186,147,416.64, 278,696,169.52 and 98,510,433.76

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Solution

The fourth proportional to 186,147,416.64, 278,696,169.52 and 98,510,433.76 is: 147,487,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,147,416.64 : 278,696,169.52 = 98,510,433.76 : x
  2. Step 2: Convert to fraction form
    186,147,416.64/278,696,169.52 = 98,510,433.76/x
  3. Step 3: Cross multiply
    186,147,416.64x = 278,696,169.52 × 98,510,433.76
  4. Step 4: Simplify right side
    186,147,416.64x = 27,454,480,546,665,692
  5. Step 5: Solve for x
    x = 27,454,480,546,665,692/186,147,416.64
  6. Step 6: Final answer
    x = 147,487,840.78

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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.