Home / 404,755,988.85-558,563,451.49-219,117,004.54

Finding the Fourth Proportional to 404,755,988.85, 558,563,451.49 and 219,117,004.54

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Solution

The fourth proportional to 404,755,988.85, 558,563,451.49 and 219,117,004.54 is: 302,381,567.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,755,988.85 : 558,563,451.49 = 219,117,004.54 : x
  2. Step 2: Convert to fraction form
    404,755,988.85/558,563,451.49 = 219,117,004.54/x
  3. Step 3: Cross multiply
    404,755,988.85x = 558,563,451.49 × 219,117,004.54
  4. Step 4: Simplify right side
    404,755,988.85x = 122,390,750,336,012,400
  5. Step 5: Solve for x
    x = 122,390,750,336,012,400/404,755,988.85
  6. Step 6: Final answer
    x = 302,381,567.43

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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.