Home / 205,314,568-307,986,022.14-59,749,335.16

Finding the Fourth Proportional to 205,314,568, 307,986,022.14 and 59,749,335.16

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Solution

The fourth proportional to 205,314,568, 307,986,022.14 and 59,749,335.16 is: 89,628,126.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,314,568 : 307,986,022.14 = 59,749,335.16 : x
  2. Step 2: Convert to fraction form
    205,314,568/307,986,022.14 = 59,749,335.16/x
  3. Step 3: Cross multiply
    205,314,568x = 307,986,022.14 × 59,749,335.16
  4. Step 4: Simplify right side
    205,314,568x = 18,401,960,061,438,040
  5. Step 5: Solve for x
    x = 18,401,960,061,438,040/205,314,568
  6. Step 6: Final answer
    x = 89,628,126.44

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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.