Home / 109,241,481.04-163,842,479.08-31,499,270.75

Finding the Fourth Proportional to 109,241,481.04, 163,842,479.08 and 31,499,270.75

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Solution

The fourth proportional to 109,241,481.04, 163,842,479.08 and 31,499,270.75 is: 47,243,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,241,481.04 : 163,842,479.08 = 31,499,270.75 : x
  2. Step 2: Convert to fraction form
    109,241,481.04/163,842,479.08 = 31,499,270.75/x
  3. Step 3: Cross multiply
    109,241,481.04x = 163,842,479.08 × 31,499,270.75
  4. Step 4: Simplify right side
    109,241,481.04x = 5,160,918,609,222,989
  5. Step 5: Solve for x
    x = 5,160,918,609,222,989/109,241,481.04
  6. Step 6: Final answer
    x = 47,243,213.48

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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.