Home / 99,777,941.40-149,750,892.90-48,703,618.20

Finding the Fourth Proportional to 99,777,941.40, 149,750,892.90 and 48,703,618.20

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Solution

The fourth proportional to 99,777,941.40, 149,750,892.90 and 48,703,618.20 is: 73,096,420.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,777,941.40 : 149,750,892.90 = 48,703,618.20 : x
  2. Step 2: Convert to fraction form
    99,777,941.40/149,750,892.90 = 48,703,618.20/x
  3. Step 3: Cross multiply
    99,777,941.40x = 149,750,892.90 × 48,703,618.20
  4. Step 4: Simplify right side
    99,777,941.40x = 7,293,410,312,910,692
  5. Step 5: Solve for x
    x = 7,293,410,312,910,692/99,777,941.40
  6. Step 6: Final answer
    x = 73,096,420.02

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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.