Home / 108,804,940.65-163,207,410.98-76,493,327.85

Finding the Fourth Proportional to 108,804,940.65, 163,207,410.98 and 76,493,327.85

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Solution

The fourth proportional to 108,804,940.65, 163,207,410.98 and 76,493,327.85 is: 114,739,991.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,804,940.65 : 163,207,410.98 = 76,493,327.85 : x
  2. Step 2: Convert to fraction form
    108,804,940.65/163,207,410.98 = 76,493,327.85/x
  3. Step 3: Cross multiply
    108,804,940.65x = 163,207,410.98 × 76,493,327.85
  4. Step 4: Simplify right side
    108,804,940.65x = 12,484,277,995,260,362
  5. Step 5: Solve for x
    x = 12,484,277,995,260,362/108,804,940.65
  6. Step 6: Final answer
    x = 114,739,991.78

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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.