Home / 2,500,074,578.48-3,449,785,814.61-1,370,747,161.49

Finding the Fourth Proportional to 2,500,074,578.48, 3,449,785,814.61 and 1,370,747,161.49

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Solution

The fourth proportional to 2,500,074,578.48, 3,449,785,814.61 and 1,370,747,161.49 is: 1,891,457,220.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,074,578.48 : 3,449,785,814.61 = 1,370,747,161.49 : x
  2. Step 2: Convert to fraction form
    2,500,074,578.48/3,449,785,814.61 = 1,370,747,161.49/x
  3. Step 3: Cross multiply
    2,500,074,578.48x = 3,449,785,814.61 × 1,370,747,161.49
  4. Step 4: Simplify right side
    2,500,074,578.48x = 4,728,784,113,125,125,120
  5. Step 5: Solve for x
    x = 4,728,784,113,125,125,120/2,500,074,578.48
  6. Step 6: Final answer
    x = 1,891,457,220.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.