Home / 87,397,406.27-120,590,416.62-50,220,504

Finding the Fourth Proportional to 87,397,406.27, 120,590,416.62 and 50,220,504

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Solution

The fourth proportional to 87,397,406.27, 120,590,416.62 and 50,220,504 is: 69,293,950.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,397,406.27 : 120,590,416.62 = 50,220,504 : x
  2. Step 2: Convert to fraction form
    87,397,406.27/120,590,416.62 = 50,220,504/x
  3. Step 3: Cross multiply
    87,397,406.27x = 120,590,416.62 × 50,220,504
  4. Step 4: Simplify right side
    87,397,406.27x = 6,056,111,500,226,377
  5. Step 5: Solve for x
    x = 6,056,111,500,226,377/87,397,406.27
  6. Step 6: Final answer
    x = 69,293,950.00

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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.