Home / 99,043,846.53-136,684,777.01-54,990,847.54

Finding the Fourth Proportional to 99,043,846.53, 136,684,777.01 and 54,990,847.54

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Solution

The fourth proportional to 99,043,846.53, 136,684,777.01 and 54,990,847.54 is: 75,889,739.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,043,846.53 : 136,684,777.01 = 54,990,847.54 : x
  2. Step 2: Convert to fraction form
    99,043,846.53/136,684,777.01 = 54,990,847.54/x
  3. Step 3: Cross multiply
    99,043,846.53x = 136,684,777.01 × 54,990,847.54
  4. Step 4: Simplify right side
    99,043,846.53x = 7,516,411,733,595,806
  5. Step 5: Solve for x
    x = 7,516,411,733,595,806/99,043,846.53
  6. Step 6: Final answer
    x = 75,889,739.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.