Home / 205,314,567-307,986,020.64-59,749,334.16

Finding the Fourth Proportional to 205,314,567, 307,986,020.64 and 59,749,334.16

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Solution

The fourth proportional to 205,314,567, 307,986,020.64 and 59,749,334.16 is: 89,628,124.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,314,567 : 307,986,020.64 = 59,749,334.16 : x
  2. Step 2: Convert to fraction form
    205,314,567/307,986,020.64 = 59,749,334.16/x
  3. Step 3: Cross multiply
    205,314,567x = 307,986,020.64 × 59,749,334.16
  4. Step 4: Simplify right side
    205,314,567x = 18,401,959,663,828,016
  5. Step 5: Solve for x
    x = 18,401,959,663,828,016/205,314,567
  6. Step 6: Final answer
    x = 89,628,124.94

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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.