Home / 99,763,331.60-149,644,997.40-96,777,347.60

Finding the Fourth Proportional to 99,763,331.60, 149,644,997.40 and 96,777,347.60

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Solution

The fourth proportional to 99,763,331.60, 149,644,997.40 and 96,777,347.60 is: 145,166,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,763,331.60 : 149,644,997.40 = 96,777,347.60 : x
  2. Step 2: Convert to fraction form
    99,763,331.60/149,644,997.40 = 96,777,347.60/x
  3. Step 3: Cross multiply
    99,763,331.60x = 149,644,997.40 × 96,777,347.60
  4. Step 4: Simplify right side
    99,763,331.60x = 14,482,245,929,980,896
  5. Step 5: Solve for x
    x = 14,482,245,929,980,896/99,763,331.60
  6. Step 6: Final answer
    x = 145,166,021.40

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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.