Home / 76,800,712.23-105,995,351.66-43,317,064.41

Finding the Fourth Proportional to 76,800,712.23, 105,995,351.66 and 43,317,064.41

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Solution

The fourth proportional to 76,800,712.23, 105,995,351.66 and 43,317,064.41 is: 59,783,397.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,800,712.23 : 105,995,351.66 = 43,317,064.41 : x
  2. Step 2: Convert to fraction form
    76,800,712.23/105,995,351.66 = 43,317,064.41/x
  3. Step 3: Cross multiply
    76,800,712.23x = 105,995,351.66 × 43,317,064.41
  4. Step 4: Simplify right side
    76,800,712.23x = 4,591,407,475,016,820
  5. Step 5: Solve for x
    x = 4,591,407,475,016,820/76,800,712.23
  6. Step 6: Final answer
    x = 59,783,397.08

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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.