Home / 103,680,218.88-143,083,048.82-59,627,252.12

Finding the Fourth Proportional to 103,680,218.88, 143,083,048.82 and 59,627,252.12

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Solution

The fourth proportional to 103,680,218.88, 143,083,048.82 and 59,627,252.12 is: 82,288,107.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,680,218.88 : 143,083,048.82 = 59,627,252.12 : x
  2. Step 2: Convert to fraction form
    103,680,218.88/143,083,048.82 = 59,627,252.12/x
  3. Step 3: Cross multiply
    103,680,218.88x = 143,083,048.82 × 59,627,252.12
  4. Step 4: Simplify right side
    103,680,218.88x = 8,531,649,025,074,857
  5. Step 5: Solve for x
    x = 8,531,649,025,074,857/103,680,218.88
  6. Step 6: Final answer
    x = 82,288,107.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.