Home / 149,669,251.60-224,335,915.80-85,004,035.60

Finding the Fourth Proportional to 149,669,251.60, 224,335,915.80 and 85,004,035.60

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Solution

The fourth proportional to 149,669,251.60, 224,335,915.80 and 85,004,035.60 is: 127,410,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,669,251.60 : 224,335,915.80 = 85,004,035.60 : x
  2. Step 2: Convert to fraction form
    149,669,251.60/224,335,915.80 = 85,004,035.60/x
  3. Step 3: Cross multiply
    149,669,251.60x = 224,335,915.80 × 85,004,035.60
  4. Step 4: Simplify right side
    149,669,251.60x = 19,069,458,173,021,804
  5. Step 5: Solve for x
    x = 19,069,458,173,021,804/149,669,251.60
  6. Step 6: Final answer
    x = 127,410,660.30

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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.