Home / 3,838,542,568.07-5,758,037,057.34-1,078,386,817.55

Finding the Fourth Proportional to 3,838,542,568.07, 5,758,037,057.34 and 1,078,386,817.55

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Solution

The fourth proportional to 3,838,542,568.07, 5,758,037,057.34 and 1,078,386,817.55 is: 1,617,642,932.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838,542,568.07 : 5,758,037,057.34 = 1,078,386,817.55 : x
  2. Step 2: Convert to fraction form
    3,838,542,568.07/5,758,037,057.34 = 1,078,386,817.55/x
  3. Step 3: Cross multiply
    3,838,542,568.07x = 5,758,037,057.34 × 1,078,386,817.55
  4. Step 4: Simplify right side
    3,838,542,568.07x = 6,209,391,257,571,059,712
  5. Step 5: Solve for x
    x = 6,209,391,257,571,059,712/3,838,542,568.07
  6. Step 6: Final answer
    x = 1,617,642,932.82

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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.