Home / 73,776,007.80-110,664,011.70-71,650,243.80

Finding the Fourth Proportional to 73,776,007.80, 110,664,011.70 and 71,650,243.80

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Solution

The fourth proportional to 73,776,007.80, 110,664,011.70 and 71,650,243.80 is: 107,475,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,776,007.80 : 110,664,011.70 = 71,650,243.80 : x
  2. Step 2: Convert to fraction form
    73,776,007.80/110,664,011.70 = 71,650,243.80/x
  3. Step 3: Cross multiply
    73,776,007.80x = 110,664,011.70 × 71,650,243.80
  4. Step 4: Simplify right side
    73,776,007.80x = 7,929,103,418,191,052
  5. Step 5: Solve for x
    x = 7,929,103,418,191,052/73,776,007.80
  6. Step 6: Final answer
    x = 107,475,365.70

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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.