Home / 148,293,752.70-222,440,629.05-99,794,840.70

Finding the Fourth Proportional to 148,293,752.70, 222,440,629.05 and 99,794,840.70

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Solution

The fourth proportional to 148,293,752.70, 222,440,629.05 and 99,794,840.70 is: 149,692,261.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,293,752.70 : 222,440,629.05 = 99,794,840.70 : x
  2. Step 2: Convert to fraction form
    148,293,752.70/222,440,629.05 = 99,794,840.70/x
  3. Step 3: Cross multiply
    148,293,752.70x = 222,440,629.05 × 99,794,840.70
  4. Step 4: Simplify right side
    148,293,752.70x = 22,198,427,141,252,544
  5. Step 5: Solve for x
    x = 22,198,427,141,252,544/148,293,752.70
  6. Step 6: Final answer
    x = 149,692,261.05

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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.