Home / 123,796,328.60-170,840,481.54-68,047,835.60

Finding the Fourth Proportional to 123,796,328.60, 170,840,481.54 and 68,047,835.60

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Solution

The fourth proportional to 123,796,328.60, 170,840,481.54 and 68,047,835.60 is: 93,906,864.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,796,328.60 : 170,840,481.54 = 68,047,835.60 : x
  2. Step 2: Convert to fraction form
    123,796,328.60/170,840,481.54 = 68,047,835.60/x
  3. Step 3: Cross multiply
    123,796,328.60x = 170,840,481.54 × 68,047,835.60
  4. Step 4: Simplify right side
    123,796,328.60x = 11,625,325,001,658,754
  5. Step 5: Solve for x
    x = 11,625,325,001,658,754/123,796,328.60
  6. Step 6: Final answer
    x = 93,906,864.07

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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.