Home / 247,399,078.25-341,470,188.91-141,613,815.80

Finding the Fourth Proportional to 247,399,078.25, 341,470,188.91 and 141,613,815.80

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Solution

The fourth proportional to 247,399,078.25, 341,470,188.91 and 141,613,815.80 is: 195,461,101.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,399,078.25 : 341,470,188.91 = 141,613,815.80 : x
  2. Step 2: Convert to fraction form
    247,399,078.25/341,470,188.91 = 141,613,815.80/x
  3. Step 3: Cross multiply
    247,399,078.25x = 341,470,188.91 × 141,613,815.80
  4. Step 4: Simplify right side
    247,399,078.25x = 48,356,896,433,442,136
  5. Step 5: Solve for x
    x = 48,356,896,433,442,136/247,399,078.25
  6. Step 6: Final answer
    x = 195,461,101.86

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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.