Home / 124,416,010.60-186,624,015.90-115,912,954.60

Finding the Fourth Proportional to 124,416,010.60, 186,624,015.90 and 115,912,954.60

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Solution

The fourth proportional to 124,416,010.60, 186,624,015.90 and 115,912,954.60 is: 173,869,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,010.60 : 186,624,015.90 = 115,912,954.60 : x
  2. Step 2: Convert to fraction form
    124,416,010.60/186,624,015.90 = 115,912,954.60/x
  3. Step 3: Cross multiply
    124,416,010.60x = 186,624,015.90 × 115,912,954.60
  4. Step 4: Simplify right side
    124,416,010.60x = 21,632,141,082,286,376
  5. Step 5: Solve for x
    x = 21,632,141,082,286,376/124,416,010.60
  6. Step 6: Final answer
    x = 173,869,431.90

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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.