Home / 149,669,249.10-224,335,912.05-85,004,033.10

Finding the Fourth Proportional to 149,669,249.10, 224,335,912.05 and 85,004,033.10

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Solution

The fourth proportional to 149,669,249.10, 224,335,912.05 and 85,004,033.10 is: 127,410,656.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,669,249.10 : 224,335,912.05 = 85,004,033.10 : x
  2. Step 2: Convert to fraction form
    149,669,249.10/224,335,912.05 = 85,004,033.10/x
  3. Step 3: Cross multiply
    149,669,249.10x = 224,335,912.05 × 85,004,033.10
  4. Step 4: Simplify right side
    149,669,249.10x = 19,069,457,293,416,888
  5. Step 5: Solve for x
    x = 19,069,457,293,416,888/149,669,249.10
  6. Step 6: Final answer
    x = 127,410,656.55

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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.