Home / 201,859,982.38-302,785,628.73-56,289,668.68

Finding the Fourth Proportional to 201,859,982.38, 302,785,628.73 and 56,289,668.68

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Solution

The fourth proportional to 201,859,982.38, 302,785,628.73 and 56,289,668.68 is: 84,433,291.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,859,982.38 : 302,785,628.73 = 56,289,668.68 : x
  2. Step 2: Convert to fraction form
    201,859,982.38/302,785,628.73 = 56,289,668.68/x
  3. Step 3: Cross multiply
    201,859,982.38x = 302,785,628.73 × 56,289,668.68
  4. Step 4: Simplify right side
    201,859,982.38x = 17,043,702,722,277,190
  5. Step 5: Solve for x
    x = 17,043,702,722,277,190/201,859,982.38
  6. Step 6: Final answer
    x = 84,433,291.44

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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.