Home / 550,632,137.63-825,646,314.38-218,302,483.59

Finding the Fourth Proportional to 550,632,137.63, 825,646,314.38 and 218,302,483.59

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Solution

The fourth proportional to 550,632,137.63, 825,646,314.38 and 218,302,483.59 is: 327,334,037.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,632,137.63 : 825,646,314.38 = 218,302,483.59 : x
  2. Step 2: Convert to fraction form
    550,632,137.63/825,646,314.38 = 218,302,483.59/x
  3. Step 3: Cross multiply
    550,632,137.63x = 825,646,314.38 × 218,302,483.59
  4. Step 4: Simplify right side
    550,632,137.63x = 180,240,640,994,992,416
  5. Step 5: Solve for x
    x = 180,240,640,994,992,416/550,632,137.63
  6. Step 6: Final answer
    x = 327,334,037.88

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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.