Home / 81,323,622,073.20-121,992,459,940.80-22,435,707,745.20

Finding the Fourth Proportional to 81,323,622,073.20, 121,992,459,940.80 and 22,435,707,745.20

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Solution

The fourth proportional to 81,323,622,073.20, 121,992,459,940.80 and 22,435,707,745.20 is: 33,655,500,192.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,323,622,073.20 : 121,992,459,940.80 = 22,435,707,745.20 : x
  2. Step 2: Convert to fraction form
    81,323,622,073.20/121,992,459,940.80 = 22,435,707,745.20/x
  3. Step 3: Cross multiply
    81,323,622,073.20x = 121,992,459,940.80 × 22,435,707,745.20
  4. Step 4: Simplify right side
    81,323,622,073.20x = 2,736,987,178,349,807,271,936
  5. Step 5: Solve for x
    x = 2,736,987,178,349,807,271,936/81,323,622,073.20
  6. Step 6: Final answer
    x = 33,655,500,192.63

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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.