Home / 221,768,181.27-332,391,035.43-90,528,494.17

Finding the Fourth Proportional to 221,768,181.27, 332,391,035.43 and 90,528,494.17

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Solution

The fourth proportional to 221,768,181.27, 332,391,035.43 and 90,528,494.17 is: 135,686,101.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,768,181.27 : 332,391,035.43 = 90,528,494.17 : x
  2. Step 2: Convert to fraction form
    221,768,181.27/332,391,035.43 = 90,528,494.17/x
  3. Step 3: Cross multiply
    221,768,181.27x = 332,391,035.43 × 90,528,494.17
  4. Step 4: Simplify right side
    221,768,181.27x = 30,090,859,913,085,020
  5. Step 5: Solve for x
    x = 30,090,859,913,085,020/221,768,181.27
  6. Step 6: Final answer
    x = 135,686,101.32

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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.