Home / 68,034,946.60-102,100,240.86-61,530,108.04

Finding the Fourth Proportional to 68,034,946.60, 102,100,240.86 and 61,530,108.04

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Solution

The fourth proportional to 68,034,946.60, 102,100,240.86 and 61,530,108.04 is: 92,338,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,034,946.60 : 102,100,240.86 = 61,530,108.04 : x
  2. Step 2: Convert to fraction form
    68,034,946.60/102,100,240.86 = 61,530,108.04/x
  3. Step 3: Cross multiply
    68,034,946.60x = 102,100,240.86 × 61,530,108.04
  4. Step 4: Simplify right side
    68,034,946.60x = 6,282,238,851,025,822
  5. Step 5: Solve for x
    x = 6,282,238,851,025,822/68,034,946.60
  6. Step 6: Final answer
    x = 92,338,410.85

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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.