Home / 141,534,760.86-195,324,254.55-79,659,107.10

Finding the Fourth Proportional to 141,534,760.86, 195,324,254.55 and 79,659,107.10

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Solution

The fourth proportional to 141,534,760.86, 195,324,254.55 and 79,659,107.10 is: 109,933,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,534,760.86 : 195,324,254.55 = 79,659,107.10 : x
  2. Step 2: Convert to fraction form
    141,534,760.86/195,324,254.55 = 79,659,107.10/x
  3. Step 3: Cross multiply
    141,534,760.86x = 195,324,254.55 × 79,659,107.10
  4. Step 4: Simplify right side
    141,534,760.86x = 15,559,355,712,426,112
  5. Step 5: Solve for x
    x = 15,559,355,712,426,112/141,534,760.86
  6. Step 6: Final answer
    x = 109,933,104.90

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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.