Home / 176,137,832.80-264,206,749.20-139,858,127.20

Finding the Fourth Proportional to 176,137,832.80, 264,206,749.20 and 139,858,127.20

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Solution

The fourth proportional to 176,137,832.80, 264,206,749.20 and 139,858,127.20 is: 209,787,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,137,832.80 : 264,206,749.20 = 139,858,127.20 : x
  2. Step 2: Convert to fraction form
    176,137,832.80/264,206,749.20 = 139,858,127.20/x
  3. Step 3: Cross multiply
    176,137,832.80x = 264,206,749.20 × 139,858,127.20
  4. Step 4: Simplify right side
    176,137,832.80x = 36,951,461,136,712,096
  5. Step 5: Solve for x
    x = 36,951,461,136,712,096/176,137,832.80
  6. Step 6: Final answer
    x = 209,787,190.80

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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.