Home / 202,464,848.03-279,400,099.14-109,643,231.75

Finding the Fourth Proportional to 202,464,848.03, 279,400,099.14 and 109,643,231.75

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Solution

The fourth proportional to 202,464,848.03, 279,400,099.14 and 109,643,231.75 is: 151,306,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,464,848.03 : 279,400,099.14 = 109,643,231.75 : x
  2. Step 2: Convert to fraction form
    202,464,848.03/279,400,099.14 = 109,643,231.75/x
  3. Step 3: Cross multiply
    202,464,848.03x = 279,400,099.14 × 109,643,231.75
  4. Step 4: Simplify right side
    202,464,848.03x = 30,634,329,819,582,996
  5. Step 5: Solve for x
    x = 30,634,329,819,582,996/202,464,848.03
  6. Step 6: Final answer
    x = 151,306,906.45

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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.