Home / 73,071,780,361.57-109,608,154,821.92-28,308,248,517.97

Finding the Fourth Proportional to 73,071,780,361.57, 109,608,154,821.92 and 28,308,248,517.97

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Solution

The fourth proportional to 73,071,780,361.57, 109,608,154,821.92 and 28,308,248,517.97 is: 42,462,560,388.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,071,780,361.57 : 109,608,154,821.92 = 28,308,248,517.97 : x
  2. Step 2: Convert to fraction form
    73,071,780,361.57/109,608,154,821.92 = 28,308,248,517.97/x
  3. Step 3: Cross multiply
    73,071,780,361.57x = 109,608,154,821.92 × 28,308,248,517.97
  4. Step 4: Simplify right side
    73,071,780,361.57x = 3,102,814,886,295,043,047,424
  5. Step 5: Solve for x
    x = 3,102,814,886,295,043,047,424/73,071,780,361.57
  6. Step 6: Final answer
    x = 42,462,560,388.45

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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.