Home / 123,796,328.10-170,840,480.85-68,047,835.10

Finding the Fourth Proportional to 123,796,328.10, 170,840,480.85 and 68,047,835.10

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Solution

The fourth proportional to 123,796,328.10, 170,840,480.85 and 68,047,835.10 is: 93,906,863.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,796,328.10 : 170,840,480.85 = 68,047,835.10 : x
  2. Step 2: Convert to fraction form
    123,796,328.10/170,840,480.85 = 68,047,835.10/x
  3. Step 3: Cross multiply
    123,796,328.10x = 170,840,480.85 × 68,047,835.10
  4. Step 4: Simplify right side
    123,796,328.10x = 11,625,324,869,285,506
  5. Step 5: Solve for x
    x = 11,625,324,869,285,506/123,796,328.10
  6. Step 6: Final answer
    x = 93,906,863.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.