Home / 202,095,687.40-303,143,531.10-189,341,103.40

Finding the Fourth Proportional to 202,095,687.40, 303,143,531.10 and 189,341,103.40

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Solution

The fourth proportional to 202,095,687.40, 303,143,531.10 and 189,341,103.40 is: 284,011,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,095,687.40 : 303,143,531.10 = 189,341,103.40 : x
  2. Step 2: Convert to fraction form
    202,095,687.40/303,143,531.10 = 189,341,103.40/x
  3. Step 3: Cross multiply
    202,095,687.40x = 303,143,531.10 × 189,341,103.40
  4. Step 4: Simplify right side
    202,095,687.40x = 57,397,530,667,046,224
  5. Step 5: Solve for x
    x = 57,397,530,667,046,224/202,095,687.40
  6. Step 6: Final answer
    x = 284,011,655.10

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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.