Home / 404,749,605.36-558,554,337-219,110,483.28

Finding the Fourth Proportional to 404,749,605.36, 558,554,337 and 219,110,483.28

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Solution

The fourth proportional to 404,749,605.36, 558,554,337 and 219,110,483.28 is: 302,372,402.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,749,605.36 : 558,554,337 = 219,110,483.28 : x
  2. Step 2: Convert to fraction form
    404,749,605.36/558,554,337 = 219,110,483.28/x
  3. Step 3: Cross multiply
    404,749,605.36x = 558,554,337 × 219,110,483.28
  4. Step 4: Simplify right side
    404,749,605.36x = 122,385,110,718,209,984
  5. Step 5: Solve for x
    x = 122,385,110,718,209,984/404,749,605.36
  6. Step 6: Final answer
    x = 302,372,402.83

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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.