Home / 49,823,812.72-68,755,302.66-29,210,987.80

Finding the Fourth Proportional to 49,823,812.72, 68,755,302.66 and 29,210,987.80

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Solution

The fourth proportional to 49,823,812.72, 68,755,302.66 and 29,210,987.80 is: 40,310,249.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,823,812.72 : 68,755,302.66 = 29,210,987.80 : x
  2. Step 2: Convert to fraction form
    49,823,812.72/68,755,302.66 = 29,210,987.80/x
  3. Step 3: Cross multiply
    49,823,812.72x = 68,755,302.66 × 29,210,987.80
  4. Step 4: Simplify right side
    49,823,812.72x = 2,008,410,307,186,567.50
  5. Step 5: Solve for x
    x = 2,008,410,307,186,567.50/49,823,812.72
  6. Step 6: Final answer
    x = 40,310,249.21

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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.