Home / 252,128,052.30-377,968,129.65-149,783,450.70

Finding the Fourth Proportional to 252,128,052.30, 377,968,129.65 and 149,783,450.70

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Solution

The fourth proportional to 252,128,052.30, 377,968,129.65 and 149,783,450.70 is: 224,542,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,128,052.30 : 377,968,129.65 = 149,783,450.70 : x
  2. Step 2: Convert to fraction form
    252,128,052.30/377,968,129.65 = 149,783,450.70/x
  3. Step 3: Cross multiply
    252,128,052.30x = 377,968,129.65 × 149,783,450.70
  4. Step 4: Simplify right side
    252,128,052.30x = 56,613,370,713,601,976
  5. Step 5: Solve for x
    x = 56,613,370,713,601,976/252,128,052.30
  6. Step 6: Final answer
    x = 224,542,133.24

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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.