Home / 483,357,373.22-667,113,172.02-285,167,321.66

Finding the Fourth Proportional to 483,357,373.22, 667,113,172.02 and 285,167,321.66

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Solution

The fourth proportional to 483,357,373.22, 667,113,172.02 and 285,167,321.66 is: 393,578,099.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,357,373.22 : 667,113,172.02 = 285,167,321.66 : x
  2. Step 2: Convert to fraction form
    483,357,373.22/667,113,172.02 = 285,167,321.66/x
  3. Step 3: Cross multiply
    483,357,373.22x = 667,113,172.02 × 285,167,321.66
  4. Step 4: Simplify right side
    483,357,373.22x = 190,238,876,505,714,656
  5. Step 5: Solve for x
    x = 190,238,876,505,714,656/483,357,373.22
  6. Step 6: Final answer
    x = 393,578,099.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.