Home / 2,487,970,715.28-3,731,970,024.21-829,873,448.52

Finding the Fourth Proportional to 2,487,970,715.28, 3,731,970,024.21 and 829,873,448.52

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Solution

The fourth proportional to 2,487,970,715.28, 3,731,970,024.21 and 829,873,448.52 is: 1,244,814,826.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,970,715.28 : 3,731,970,024.21 = 829,873,448.52 : x
  2. Step 2: Convert to fraction form
    2,487,970,715.28/3,731,970,024.21 = 829,873,448.52/x
  3. Step 3: Cross multiply
    2,487,970,715.28x = 3,731,970,024.21 × 829,873,448.52
  4. Step 4: Simplify right side
    2,487,970,715.28x = 3,097,062,833,764,420,608
  5. Step 5: Solve for x
    x = 3,097,062,833,764,420,608/2,487,970,715.28
  6. Step 6: Final answer
    x = 1,244,814,826.29

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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.