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Finding the Fourth Proportional to 273,934,758.11, 410,896,380.32 and 66,674,325.06

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Solution

The fourth proportional to 273,934,758.11, 410,896,380.32 and 66,674,325.06 is: 100,010,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,934,758.11 : 410,896,380.32 = 66,674,325.06 : x
  2. Step 2: Convert to fraction form
    273,934,758.11/410,896,380.32 = 66,674,325.06/x
  3. Step 3: Cross multiply
    273,934,758.11x = 410,896,380.32 × 66,674,325.06
  4. Step 4: Simplify right side
    273,934,758.11x = 27,396,238,827,099,696
  5. Step 5: Solve for x
    x = 27,396,238,827,099,696/273,934,758.11
  6. Step 6: Final answer
    x = 100,010,086.40

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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.