Home / 97,781,455.80-146,448,234.90-49,856,412.60

Finding the Fourth Proportional to 97,781,455.80, 146,448,234.90 and 49,856,412.60

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Solution

The fourth proportional to 97,781,455.80, 146,448,234.90 and 49,856,412.60 is: 74,670,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,781,455.80 : 146,448,234.90 = 49,856,412.60 : x
  2. Step 2: Convert to fraction form
    97,781,455.80/146,448,234.90 = 49,856,412.60/x
  3. Step 3: Cross multiply
    97,781,455.80x = 146,448,234.90 × 49,856,412.60
  4. Step 4: Simplify right side
    97,781,455.80x = 7,301,383,623,716,120
  5. Step 5: Solve for x
    x = 7,301,383,623,716,120/97,781,455.80
  6. Step 6: Final answer
    x = 74,670,432.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.