Home / 213,241,800.60-319,862,704.26-51,683,736.60

Finding the Fourth Proportional to 213,241,800.60, 319,862,704.26 and 51,683,736.60

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Solution

The fourth proportional to 213,241,800.60, 319,862,704.26 and 51,683,736.60 is: 77,525,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,241,800.60 : 319,862,704.26 = 51,683,736.60 : x
  2. Step 2: Convert to fraction form
    213,241,800.60/319,862,704.26 = 51,683,736.60/x
  3. Step 3: Cross multiply
    213,241,800.60x = 319,862,704.26 × 51,683,736.60
  4. Step 4: Simplify right side
    213,241,800.60x = 16,531,699,755,137,538
  5. Step 5: Solve for x
    x = 16,531,699,755,137,538/213,241,800.60
  6. Step 6: Final answer
    x = 77,525,605.71

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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.