Home / 501,158,487.85-751,766,459.54-132,683,865.31

Finding the Fourth Proportional to 501,158,487.85, 751,766,459.54 and 132,683,865.31

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Solution

The fourth proportional to 501,158,487.85, 751,766,459.54 and 132,683,865.31 is: 199,033,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,158,487.85 : 751,766,459.54 = 132,683,865.31 : x
  2. Step 2: Convert to fraction form
    501,158,487.85/751,766,459.54 = 132,683,865.31/x
  3. Step 3: Cross multiply
    501,158,487.85x = 751,766,459.54 × 132,683,865.31
  4. Step 4: Simplify right side
    501,158,487.85x = 99,747,279,662,180,928
  5. Step 5: Solve for x
    x = 99,747,279,662,180,928/501,158,487.85
  6. Step 6: Final answer
    x = 199,033,403.76

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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.