Home / 19,989,599,484.37-29,987,770,243.73-6,721,703,823.15

Finding the Fourth Proportional to 19,989,599,484.37, 29,987,770,243.73 and 6,721,703,823.15

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Solution

The fourth proportional to 19,989,599,484.37, 29,987,770,243.73 and 6,721,703,823.15 is: 10,083,689,273.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,989,599,484.37 : 29,987,770,243.73 = 6,721,703,823.15 : x
  2. Step 2: Convert to fraction form
    19,989,599,484.37/29,987,770,243.73 = 6,721,703,823.15/x
  3. Step 3: Cross multiply
    19,989,599,484.37x = 29,987,770,243.73 × 6,721,703,823.15
  4. Step 4: Simplify right side
    19,989,599,484.37x = 201,568,909,894,996,852,736
  5. Step 5: Solve for x
    x = 201,568,909,894,996,852,736/19,989,599,484.37
  6. Step 6: Final answer
    x = 10,083,689,273.14

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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.