Home / 68,856,586.13-95,014,864.77-39,077,751.20

Finding the Fourth Proportional to 68,856,586.13, 95,014,864.77 and 39,077,751.20

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Solution

The fourth proportional to 68,856,586.13, 95,014,864.77 and 39,077,751.20 is: 53,923,196.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,856,586.13 : 95,014,864.77 = 39,077,751.20 : x
  2. Step 2: Convert to fraction form
    68,856,586.13/95,014,864.77 = 39,077,751.20/x
  3. Step 3: Cross multiply
    68,856,586.13x = 95,014,864.77 × 39,077,751.20
  4. Step 4: Simplify right side
    68,856,586.13x = 3,712,967,245,783,705.50
  5. Step 5: Solve for x
    x = 3,712,967,245,783,705.50/68,856,586.13
  6. Step 6: Final answer
    x = 53,923,196.81

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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.