Home / 204,096,009.40-306,144,014.10-74,660,601.40

Finding the Fourth Proportional to 204,096,009.40, 306,144,014.10 and 74,660,601.40

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Solution

The fourth proportional to 204,096,009.40, 306,144,014.10 and 74,660,601.40 is: 111,990,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,096,009.40 : 306,144,014.10 = 74,660,601.40 : x
  2. Step 2: Convert to fraction form
    204,096,009.40/306,144,014.10 = 74,660,601.40/x
  3. Step 3: Cross multiply
    204,096,009.40x = 306,144,014.10 × 74,660,601.40
  4. Step 4: Simplify right side
    204,096,009.40x = 22,856,896,207,716,084
  5. Step 5: Solve for x
    x = 22,856,896,207,716,084/204,096,009.40
  6. Step 6: Final answer
    x = 111,990,902.10

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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.