Home / 404,929,528.43-558,799,967.23-219,286,295.87

Finding the Fourth Proportional to 404,929,528.43, 558,799,967.23 and 219,286,295.87

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Solution

The fourth proportional to 404,929,528.43, 558,799,967.23 and 219,286,295.87 is: 302,613,581.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,929,528.43 : 558,799,967.23 = 219,286,295.87 : x
  2. Step 2: Convert to fraction form
    404,929,528.43/558,799,967.23 = 219,286,295.87/x
  3. Step 3: Cross multiply
    404,929,528.43x = 558,799,967.23 × 219,286,295.87
  4. Step 4: Simplify right side
    404,929,528.43x = 122,537,174,942,801,872
  5. Step 5: Solve for x
    x = 122,537,174,942,801,872/404,929,528.43
  6. Step 6: Final answer
    x = 302,613,581.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.