Home / 321,845,029.76-482,839,509.24-117,373,105.01

Finding the Fourth Proportional to 321,845,029.76, 482,839,509.24 and 117,373,105.01

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Solution

The fourth proportional to 321,845,029.76, 482,839,509.24 and 117,373,105.01 is: 176,085,902.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,845,029.76 : 482,839,509.24 = 117,373,105.01 : x
  2. Step 2: Convert to fraction form
    321,845,029.76/482,839,509.24 = 117,373,105.01/x
  3. Step 3: Cross multiply
    321,845,029.76x = 482,839,509.24 × 117,373,105.01
  4. Step 4: Simplify right side
    321,845,029.76x = 56,672,372,421,003,392
  5. Step 5: Solve for x
    x = 56,672,372,421,003,392/321,845,029.76
  6. Step 6: Final answer
    x = 176,085,902.16

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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.