Home / 243,170,848.80-363,960,010.80-189,025,005.60

Finding the Fourth Proportional to 243,170,848.80, 363,960,010.80 and 189,025,005.60

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Solution

The fourth proportional to 243,170,848.80, 363,960,010.80 and 189,025,005.60 is: 282,918,546.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,170,848.80 : 363,960,010.80 = 189,025,005.60 : x
  2. Step 2: Convert to fraction form
    243,170,848.80/363,960,010.80 = 189,025,005.60/x
  3. Step 3: Cross multiply
    243,170,848.80x = 363,960,010.80 × 189,025,005.60
  4. Step 4: Simplify right side
    243,170,848.80x = 68,797,543,079,646,064
  5. Step 5: Solve for x
    x = 68,797,543,079,646,064/243,170,848.80
  6. Step 6: Final answer
    x = 282,918,546.44

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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.