Home / 371,781,483.06-513,055,610.91-204,514,143.78

Finding the Fourth Proportional to 371,781,483.06, 513,055,610.91 and 204,514,143.78

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Solution

The fourth proportional to 371,781,483.06, 513,055,610.91 and 204,514,143.78 is: 282,227,958.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,781,483.06 : 513,055,610.91 = 204,514,143.78 : x
  2. Step 2: Convert to fraction form
    371,781,483.06/513,055,610.91 = 204,514,143.78/x
  3. Step 3: Cross multiply
    371,781,483.06x = 513,055,610.91 × 204,514,143.78
  4. Step 4: Simplify right side
    371,781,483.06x = 104,927,128,976,783,488
  5. Step 5: Solve for x
    x = 104,927,128,976,783,488/371,781,483.06
  6. Step 6: Final answer
    x = 282,227,958.51

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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.