Home / 550,638,986.40-825,954,805.40-223,109,667.36

Finding the Fourth Proportional to 550,638,986.40, 825,954,805.40 and 223,109,667.36

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Solution

The fourth proportional to 550,638,986.40, 825,954,805.40 and 223,109,667.36 is: 334,663,012.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,638,986.40 : 825,954,805.40 = 223,109,667.36 : x
  2. Step 2: Convert to fraction form
    550,638,986.40/825,954,805.40 = 223,109,667.36/x
  3. Step 3: Cross multiply
    550,638,986.40x = 825,954,805.40 × 223,109,667.36
  4. Step 4: Simplify right side
    550,638,986.40x = 184,278,501,887,187,552
  5. Step 5: Solve for x
    x = 184,278,501,887,187,552/550,638,986.40
  6. Step 6: Final answer
    x = 334,663,012.32

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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.