Home / 325,387,242.37-488,099,309.45-104,078,021.17

Finding the Fourth Proportional to 325,387,242.37, 488,099,309.45 and 104,078,021.17

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Solution

The fourth proportional to 325,387,242.37, 488,099,309.45 and 104,078,021.17 is: 156,122,931.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,387,242.37 : 488,099,309.45 = 104,078,021.17 : x
  2. Step 2: Convert to fraction form
    325,387,242.37/488,099,309.45 = 104,078,021.17/x
  3. Step 3: Cross multiply
    325,387,242.37x = 488,099,309.45 × 104,078,021.17
  4. Step 4: Simplify right side
    325,387,242.37x = 50,800,410,263,835,752
  5. Step 5: Solve for x
    x = 50,800,410,263,835,752/325,387,242.37
  6. Step 6: Final answer
    x = 156,122,931.85

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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.