Home / 68,145,391.08-102,055,127.58-39,304,091.88

Finding the Fourth Proportional to 68,145,391.08, 102,055,127.58 and 39,304,091.88

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Solution

The fourth proportional to 68,145,391.08, 102,055,127.58 and 39,304,091.88 is: 58,862,148.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,145,391.08 : 102,055,127.58 = 39,304,091.88 : x
  2. Step 2: Convert to fraction form
    68,145,391.08/102,055,127.58 = 39,304,091.88/x
  3. Step 3: Cross multiply
    68,145,391.08x = 102,055,127.58 × 39,304,091.88
  4. Step 4: Simplify right side
    68,145,391.08x = 4,011,184,111,229,442.50
  5. Step 5: Solve for x
    x = 4,011,184,111,229,442.50/68,145,391.08
  6. Step 6: Final answer
    x = 58,862,148.23

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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.