Home / 205,662,992.18-283,815,468.16-111,577,134.24

Finding the Fourth Proportional to 205,662,992.18, 283,815,468.16 and 111,577,134.24

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Solution

The fourth proportional to 205,662,992.18, 283,815,468.16 and 111,577,134.24 is: 153,976,737.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,662,992.18 : 283,815,468.16 = 111,577,134.24 : x
  2. Step 2: Convert to fraction form
    205,662,992.18/283,815,468.16 = 111,577,134.24/x
  3. Step 3: Cross multiply
    205,662,992.18x = 283,815,468.16 × 111,577,134.24
  4. Step 4: Simplify right side
    205,662,992.18x = 31,667,316,589,997,824
  5. Step 5: Solve for x
    x = 31,667,316,589,997,824/205,662,992.18
  6. Step 6: Final answer
    x = 153,976,737.65

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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.