Home / 205,114,920.60-307,597,731.30-102,844,968.60

Finding the Fourth Proportional to 205,114,920.60, 307,597,731.30 and 102,844,968.60

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Solution

The fourth proportional to 205,114,920.60, 307,597,731.30 and 102,844,968.60 is: 154,230,023.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,114,920.60 : 307,597,731.30 = 102,844,968.60 : x
  2. Step 2: Convert to fraction form
    205,114,920.60/307,597,731.30 = 102,844,968.60/x
  3. Step 3: Cross multiply
    205,114,920.60x = 307,597,731.30 × 102,844,968.60
  4. Step 4: Simplify right side
    205,114,920.60x = 31,634,879,016,979,736
  5. Step 5: Solve for x
    x = 31,634,879,016,979,736/205,114,920.60
  6. Step 6: Final answer
    x = 154,230,023.46

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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.