Home / 68,485,752.50-102,763,947.47-32,097,839.61

Finding the Fourth Proportional to 68,485,752.50, 102,763,947.47 and 32,097,839.61

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Solution

The fourth proportional to 68,485,752.50, 102,763,947.47 and 32,097,839.61 is: 48,163,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,485,752.50 : 102,763,947.47 = 32,097,839.61 : x
  2. Step 2: Convert to fraction form
    68,485,752.50/102,763,947.47 = 32,097,839.61/x
  3. Step 3: Cross multiply
    68,485,752.50x = 102,763,947.47 × 32,097,839.61
  4. Step 4: Simplify right side
    68,485,752.50x = 3,298,500,703,685,807
  5. Step 5: Solve for x
    x = 3,298,500,703,685,807/68,485,752.50
  6. Step 6: Final answer
    x = 48,163,312.56

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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.