Home / 201,465,821.70-302,198,732.55-55,899,101.70

Finding the Fourth Proportional to 201,465,821.70, 302,198,732.55 and 55,899,101.70

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Solution

The fourth proportional to 201,465,821.70, 302,198,732.55 and 55,899,101.70 is: 83,848,652.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,465,821.70 : 302,198,732.55 = 55,899,101.70 : x
  2. Step 2: Convert to fraction form
    201,465,821.70/302,198,732.55 = 55,899,101.70/x
  3. Step 3: Cross multiply
    201,465,821.70x = 302,198,732.55 × 55,899,101.70
  4. Step 4: Simplify right side
    201,465,821.70x = 16,892,637,684,423,552
  5. Step 5: Solve for x
    x = 16,892,637,684,423,552/201,465,821.70
  6. Step 6: Final answer
    x = 83,848,652.55

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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.