Home / 205,662,997.50-283,815,475.52-111,577,139.58

Finding the Fourth Proportional to 205,662,997.50, 283,815,475.52 and 111,577,139.58

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Solution

The fourth proportional to 205,662,997.50, 283,815,475.52 and 111,577,139.58 is: 153,976,745.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,662,997.50 : 283,815,475.52 = 111,577,139.58 : x
  2. Step 2: Convert to fraction form
    205,662,997.50/283,815,475.52 = 111,577,139.58/x
  3. Step 3: Cross multiply
    205,662,997.50x = 283,815,475.52 × 111,577,139.58
  4. Step 4: Simplify right side
    205,662,997.50x = 31,667,318,927,059,112
  5. Step 5: Solve for x
    x = 31,667,318,927,059,112/205,662,997.50
  6. Step 6: Final answer
    x = 153,976,745.02

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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.