Home / 102,925,007.10-154,245,793.05-68,282,927.10

Finding the Fourth Proportional to 102,925,007.10, 154,245,793.05 and 68,282,927.10

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Solution

The fourth proportional to 102,925,007.10, 154,245,793.05 and 68,282,927.10 is: 102,330,371.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,925,007.10 : 154,245,793.05 = 68,282,927.10 : x
  2. Step 2: Convert to fraction form
    102,925,007.10/154,245,793.05 = 68,282,927.10/x
  3. Step 3: Cross multiply
    102,925,007.10x = 154,245,793.05 × 68,282,927.10
  4. Step 4: Simplify right side
    102,925,007.10x = 10,532,354,242,314,836
  5. Step 5: Solve for x
    x = 10,532,354,242,314,836/102,925,007.10
  6. Step 6: Final answer
    x = 102,330,371.78

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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.