Home / 1,261,846,224.81-1,891,077,452.73-982,064,980.96

Finding the Fourth Proportional to 1,261,846,224.81, 1,891,077,452.73 and 982,064,980.96

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Solution

The fourth proportional to 1,261,846,224.81, 1,891,077,452.73 and 982,064,980.96 is: 1,471,780,717.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,846,224.81 : 1,891,077,452.73 = 982,064,980.96 : x
  2. Step 2: Convert to fraction form
    1,261,846,224.81/1,891,077,452.73 = 982,064,980.96/x
  3. Step 3: Cross multiply
    1,261,846,224.81x = 1,891,077,452.73 × 982,064,980.96
  4. Step 4: Simplify right side
    1,261,846,224.81x = 1,857,160,942,594,807,040
  5. Step 5: Solve for x
    x = 1,857,160,942,594,807,040/1,261,846,224.81
  6. Step 6: Final answer
    x = 1,471,780,717.87

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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.