Home / 487,763,239.43-673,095,246.30-264,740,132.69

Finding the Fourth Proportional to 487,763,239.43, 673,095,246.30 and 264,740,132.69

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Solution

The fourth proportional to 487,763,239.43, 673,095,246.30 and 264,740,132.69 is: 365,331,600.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,763,239.43 : 673,095,246.30 = 264,740,132.69 : x
  2. Step 2: Convert to fraction form
    487,763,239.43/673,095,246.30 = 264,740,132.69/x
  3. Step 3: Cross multiply
    487,763,239.43x = 673,095,246.30 × 264,740,132.69
  4. Step 4: Simplify right side
    487,763,239.43x = 178,195,324,815,104,736
  5. Step 5: Solve for x
    x = 178,195,324,815,104,736/487,763,239.43
  6. Step 6: Final answer
    x = 365,331,600.28

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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.