Home / 2,871,847,569.57-4,308,216,747.86-1,213,761,835.53

Finding the Fourth Proportional to 2,871,847,569.57, 4,308,216,747.86 and 1,213,761,835.53

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Solution

The fourth proportional to 2,871,847,569.57, 4,308,216,747.86 and 1,213,761,835.53 is: 1,820,830,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,847,569.57 : 4,308,216,747.86 = 1,213,761,835.53 : x
  2. Step 2: Convert to fraction form
    2,871,847,569.57/4,308,216,747.86 = 1,213,761,835.53/x
  3. Step 3: Cross multiply
    2,871,847,569.57x = 4,308,216,747.86 × 1,213,761,835.53
  4. Step 4: Simplify right side
    2,871,847,569.57x = 5,229,149,067,743,640,576
  5. Step 5: Solve for x
    x = 5,229,149,067,743,640,576/2,871,847,569.57
  6. Step 6: Final answer
    x = 1,820,830,995.05

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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.