Home / 78,903,839.78-108,890,661.69-44,096,529.20

Finding the Fourth Proportional to 78,903,839.78, 108,890,661.69 and 44,096,529.20

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Solution

The fourth proportional to 78,903,839.78, 108,890,661.69 and 44,096,529.20 is: 60,855,089.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,903,839.78 : 108,890,661.69 = 44,096,529.20 : x
  2. Step 2: Convert to fraction form
    78,903,839.78/108,890,661.69 = 44,096,529.20/x
  3. Step 3: Cross multiply
    78,903,839.78x = 108,890,661.69 × 44,096,529.20
  4. Step 4: Simplify right side
    78,903,839.78x = 4,801,700,242,275,953
  5. Step 5: Solve for x
    x = 4,801,700,242,275,953/78,903,839.78
  6. Step 6: Final answer
    x = 60,855,089.63

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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.