Home / 205,185,732.98-307,779,211.83-49,738,924.58

Finding the Fourth Proportional to 205,185,732.98, 307,779,211.83 and 49,738,924.58

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Solution

The fourth proportional to 205,185,732.98, 307,779,211.83 and 49,738,924.58 is: 74,608,535.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,185,732.98 : 307,779,211.83 = 49,738,924.58 : x
  2. Step 2: Convert to fraction form
    205,185,732.98/307,779,211.83 = 49,738,924.58/x
  3. Step 3: Cross multiply
    205,185,732.98x = 307,779,211.83 × 49,738,924.58
  4. Step 4: Simplify right side
    205,185,732.98x = 15,308,607,004,504,212
  5. Step 5: Solve for x
    x = 15,308,607,004,504,212/205,185,732.98
  6. Step 6: Final answer
    x = 74,608,535.31

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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.