Home / 340,938,496.45-511,426,000.66-107,751,469.46

Finding the Fourth Proportional to 340,938,496.45, 511,426,000.66 and 107,751,469.46

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Solution

The fourth proportional to 340,938,496.45, 511,426,000.66 and 107,751,469.46 is: 161,632,973.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,938,496.45 : 511,426,000.66 = 107,751,469.46 : x
  2. Step 2: Convert to fraction form
    340,938,496.45/511,426,000.66 = 107,751,469.46/x
  3. Step 3: Cross multiply
    340,938,496.45x = 511,426,000.66 × 107,751,469.46
  4. Step 4: Simplify right side
    340,938,496.45x = 55,106,903,092,175,120
  5. Step 5: Solve for x
    x = 55,106,903,092,175,120/340,938,496.45
  6. Step 6: Final answer
    x = 161,632,973.88

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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.