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Finding the Fourth Proportional to 201,204,003.80, 301,806,005.70 and 195,535,299.80

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Solution

The fourth proportional to 201,204,003.80, 301,806,005.70 and 195,535,299.80 is: 293,302,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,003.80 : 301,806,005.70 = 195,535,299.80 : x
  2. Step 2: Convert to fraction form
    201,204,003.80/301,806,005.70 = 195,535,299.80/x
  3. Step 3: Cross multiply
    201,204,003.80x = 301,806,005.70 × 195,535,299.80
  4. Step 4: Simplify right side
    201,204,003.80x = 59,013,727,805,990,008
  5. Step 5: Solve for x
    x = 59,013,727,805,990,008/201,204,003.80
  6. Step 6: Final answer
    x = 293,302,949.70

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1.5x scale

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.