Home / 121,707,520.86-182,582,538.93-53,548,441.14

Finding the Fourth Proportional to 121,707,520.86, 182,582,538.93 and 53,548,441.14

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Solution

The fourth proportional to 121,707,520.86, 182,582,538.93 and 53,548,441.14 is: 80,332,014.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,707,520.86 : 182,582,538.93 = 53,548,441.14 : x
  2. Step 2: Convert to fraction form
    121,707,520.86/182,582,538.93 = 53,548,441.14/x
  3. Step 3: Cross multiply
    121,707,520.86x = 182,582,538.93 × 53,548,441.14
  4. Step 4: Simplify right side
    121,707,520.86x = 9,777,010,339,084,864
  5. Step 5: Solve for x
    x = 9,777,010,339,084,864/121,707,520.86
  6. Step 6: Final answer
    x = 80,332,014.57

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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.