Home / 243,646,998.33-365,444,589.74-68,765,708.46

Finding the Fourth Proportional to 243,646,998.33, 365,444,589.74 and 68,765,708.46

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Solution

The fourth proportional to 243,646,998.33, 365,444,589.74 and 68,765,708.46 is: 103,141,250.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,646,998.33 : 365,444,589.74 = 68,765,708.46 : x
  2. Step 2: Convert to fraction form
    243,646,998.33/365,444,589.74 = 68,765,708.46/x
  3. Step 3: Cross multiply
    243,646,998.33x = 365,444,589.74 × 68,765,708.46
  4. Step 4: Simplify right side
    243,646,998.33x = 25,130,056,117,371,740
  5. Step 5: Solve for x
    x = 25,130,056,117,371,740/243,646,998.33
  6. Step 6: Final answer
    x = 103,141,250.62

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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.