Home / 209,079,777,268.10-313,619,648,605.82-57,986,076,669.13

Finding the Fourth Proportional to 209,079,777,268.10, 313,619,648,605.82 and 57,986,076,669.13

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Solution

The fourth proportional to 209,079,777,268.10, 313,619,648,605.82 and 57,986,076,669.13 is: 86,979,110,206.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,079,777,268.10 : 313,619,648,605.82 = 57,986,076,669.13 : x
  2. Step 2: Convert to fraction form
    209,079,777,268.10/313,619,648,605.82 = 57,986,076,669.13/x
  3. Step 3: Cross multiply
    209,079,777,268.10x = 313,619,648,605.82 × 57,986,076,669.13
  4. Step 4: Simplify right side
    209,079,777,268.10x = 18,185,572,989,001,120,350,208
  5. Step 5: Solve for x
    x = 18,185,572,989,001,120,350,208/209,079,777,268.10
  6. Step 6: Final answer
    x = 86,979,110,206.73

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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.