Home / 201,198,988.06-301,490,448-135,376,320.67

Finding the Fourth Proportional to 201,198,988.06, 301,490,448 and 135,376,320.67

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Solution

The fourth proportional to 201,198,988.06, 301,490,448 and 135,376,320.67 is: 202,857,220.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,198,988.06 : 301,490,448 = 135,376,320.67 : x
  2. Step 2: Convert to fraction form
    201,198,988.06/301,490,448 = 135,376,320.67/x
  3. Step 3: Cross multiply
    201,198,988.06x = 301,490,448 × 135,376,320.67
  4. Step 4: Simplify right side
    201,198,988.06x = 40,814,667,567,389,960
  5. Step 5: Solve for x
    x = 40,814,667,567,389,960/201,198,988.06
  6. Step 6: Final answer
    x = 202,857,220.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.