Home / 266,151,837.60-398,630,559.60-218,376,093.60

Finding the Fourth Proportional to 266,151,837.60, 398,630,559.60 and 218,376,093.60

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Solution

The fourth proportional to 266,151,837.60, 398,630,559.60 and 218,376,093.60 is: 327,074,143.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,151,837.60 : 398,630,559.60 = 218,376,093.60 : x
  2. Step 2: Convert to fraction form
    266,151,837.60/398,630,559.60 = 218,376,093.60/x
  3. Step 3: Cross multiply
    266,151,837.60x = 398,630,559.60 × 218,376,093.60
  4. Step 4: Simplify right side
    266,151,837.60x = 87,051,384,395,029,984
  5. Step 5: Solve for x
    x = 87,051,384,395,029,984/266,151,837.60
  6. Step 6: Final answer
    x = 327,074,143.77

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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.