Home / 20,707,151,010.53-31,060,726,515.79-20,707,151,010.53

Finding the Fourth Proportional to 20,707,151,010.53, 31,060,726,515.79 and 20,707,151,010.53

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Solution

The fourth proportional to 20,707,151,010.53, 31,060,726,515.79 and 20,707,151,010.53 is: 31,060,726,515.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,707,151,010.53 : 31,060,726,515.79 = 20,707,151,010.53 : x
  2. Step 2: Convert to fraction form
    20,707,151,010.53/31,060,726,515.79 = 20,707,151,010.53/x
  3. Step 3: Cross multiply
    20,707,151,010.53x = 31,060,726,515.79 × 20,707,151,010.53
  4. Step 4: Simplify right side
    20,707,151,010.53x = 643,179,154,459,040,153,600
  5. Step 5: Solve for x
    x = 643,179,154,459,040,153,600/20,707,151,010.53
  6. Step 6: Final answer
    x = 31,060,726,515.79

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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.