Home / 78,580,099.80-117,923,293.80-44,036,434.80

Finding the Fourth Proportional to 78,580,099.80, 117,923,293.80 and 44,036,434.80

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Solution

The fourth proportional to 78,580,099.80, 117,923,293.80 and 44,036,434.80 is: 66,084,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,580,099.80 : 117,923,293.80 = 44,036,434.80 : x
  2. Step 2: Convert to fraction form
    78,580,099.80/117,923,293.80 = 44,036,434.80/x
  3. Step 3: Cross multiply
    78,580,099.80x = 117,923,293.80 × 44,036,434.80
  4. Step 4: Simplify right side
    78,580,099.80x = 5,192,921,438,824,944
  5. Step 5: Solve for x
    x = 5,192,921,438,824,944/78,580,099.80
  6. Step 6: Final answer
    x = 66,084,434.25

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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.