Home / 53,395,990.07-80,494,197.45-49,836,634.80

Finding the Fourth Proportional to 53,395,990.07, 80,494,197.45 and 49,836,634.80

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Solution

The fourth proportional to 53,395,990.07, 80,494,197.45 and 49,836,634.80 is: 75,128,486.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,395,990.07 : 80,494,197.45 = 49,836,634.80 : x
  2. Step 2: Convert to fraction form
    53,395,990.07/80,494,197.45 = 49,836,634.80/x
  3. Step 3: Cross multiply
    53,395,990.07x = 80,494,197.45 × 49,836,634.80
  4. Step 4: Simplify right side
    53,395,990.07x = 4,011,559,921,834,741
  5. Step 5: Solve for x
    x = 4,011,559,921,834,741/53,395,990.07
  6. Step 6: Final answer
    x = 75,128,486.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.