Home / 68,112,605,705.02-102,205,500,041.86-28,345,796,839.42

Finding the Fourth Proportional to 68,112,605,705.02, 102,205,500,041.86 and 28,345,796,839.42

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Solution

The fourth proportional to 68,112,605,705.02, 102,205,500,041.86 and 28,345,796,839.42 is: 42,533,923,200.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,112,605,705.02 : 102,205,500,041.86 = 28,345,796,839.42 : x
  2. Step 2: Convert to fraction form
    68,112,605,705.02/102,205,500,041.86 = 28,345,796,839.42/x
  3. Step 3: Cross multiply
    68,112,605,705.02x = 102,205,500,041.86 × 28,345,796,839.42
  4. Step 4: Simplify right side
    68,112,605,705.02x = 2,897,096,340,057,589,022,720
  5. Step 5: Solve for x
    x = 2,897,096,340,057,589,022,720/68,112,605,705.02
  6. Step 6: Final answer
    x = 42,533,923,200.71

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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.