Home / 102,616,242.33-141,612,254.46-56,203,506.90

Finding the Fourth Proportional to 102,616,242.33, 141,612,254.46 and 56,203,506.90

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Solution

The fourth proportional to 102,616,242.33, 141,612,254.46 and 56,203,506.90 is: 77,561,847.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,616,242.33 : 141,612,254.46 = 56,203,506.90 : x
  2. Step 2: Convert to fraction form
    102,616,242.33/141,612,254.46 = 56,203,506.90/x
  3. Step 3: Cross multiply
    102,616,242.33x = 141,612,254.46 × 56,203,506.90
  4. Step 4: Simplify right side
    102,616,242.33x = 7,959,105,320,667,166
  5. Step 5: Solve for x
    x = 7,959,105,320,667,166/102,616,242.33
  6. Step 6: Final answer
    x = 77,561,847.33

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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.