Home / 413,873,571.06-620,812,598.27-122,743,216.25

Finding the Fourth Proportional to 413,873,571.06, 620,812,598.27 and 122,743,216.25

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Solution

The fourth proportional to 413,873,571.06, 620,812,598.27 and 122,743,216.25 is: 184,115,489.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,873,571.06 : 620,812,598.27 = 122,743,216.25 : x
  2. Step 2: Convert to fraction form
    413,873,571.06/620,812,598.27 = 122,743,216.25/x
  3. Step 3: Cross multiply
    413,873,571.06x = 620,812,598.27 × 122,743,216.25
  4. Step 4: Simplify right side
    413,873,571.06x = 76,200,534,998,789,248
  5. Step 5: Solve for x
    x = 76,200,534,998,789,248/413,873,571.06
  6. Step 6: Final answer
    x = 184,115,489.19

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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.