Home / 68,352,002.80-102,528,004.20-63,839,849.20

Finding the Fourth Proportional to 68,352,002.80, 102,528,004.20 and 63,839,849.20

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Solution

The fourth proportional to 68,352,002.80, 102,528,004.20 and 63,839,849.20 is: 95,759,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,352,002.80 : 102,528,004.20 = 63,839,849.20 : x
  2. Step 2: Convert to fraction form
    68,352,002.80/102,528,004.20 = 63,839,849.20/x
  3. Step 3: Cross multiply
    68,352,002.80x = 102,528,004.20 × 63,839,849.20
  4. Step 4: Simplify right side
    68,352,002.80x = 6,545,372,326,904,967
  5. Step 5: Solve for x
    x = 6,545,372,326,904,967/68,352,002.80
  6. Step 6: Final answer
    x = 95,759,773.80

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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.