Home / 325,710,912.20-488,637,227.10-107,324,090.60

Finding the Fourth Proportional to 325,710,912.20, 488,637,227.10 and 107,324,090.60

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Solution

The fourth proportional to 325,710,912.20, 488,637,227.10 and 107,324,090.60 is: 161,009,484.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,710,912.20 : 488,637,227.10 = 107,324,090.60 : x
  2. Step 2: Convert to fraction form
    325,710,912.20/488,637,227.10 = 107,324,090.60/x
  3. Step 3: Cross multiply
    325,710,912.20x = 488,637,227.10 × 107,324,090.60
  4. Step 4: Simplify right side
    325,710,912.20x = 52,442,546,031,813,176
  5. Step 5: Solve for x
    x = 52,442,546,031,813,176/325,710,912.20
  6. Step 6: Final answer
    x = 161,009,484.38

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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.