Home / 298,827,746.92-412,384,519.74-166,677,309.64

Finding the Fourth Proportional to 298,827,746.92, 412,384,519.74 and 166,677,309.64

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Solution

The fourth proportional to 298,827,746.92, 412,384,519.74 and 166,677,309.64 is: 230,015,930.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,827,746.92 : 412,384,519.74 = 166,677,309.64 : x
  2. Step 2: Convert to fraction form
    298,827,746.92/412,384,519.74 = 166,677,309.64/x
  3. Step 3: Cross multiply
    298,827,746.92x = 412,384,519.74 × 166,677,309.64
  4. Step 4: Simplify right side
    298,827,746.92x = 68,735,142,287,446,664
  5. Step 5: Solve for x
    x = 68,735,142,287,446,664/298,827,746.92
  6. Step 6: Final answer
    x = 230,015,930.57

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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.