Home / 176,136,019.20-264,204,028.80-130,786,387.20

Finding the Fourth Proportional to 176,136,019.20, 264,204,028.80 and 130,786,387.20

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Solution

The fourth proportional to 176,136,019.20, 264,204,028.80 and 130,786,387.20 is: 196,179,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,136,019.20 : 264,204,028.80 = 130,786,387.20 : x
  2. Step 2: Convert to fraction form
    176,136,019.20/264,204,028.80 = 130,786,387.20/x
  3. Step 3: Cross multiply
    176,136,019.20x = 264,204,028.80 × 130,786,387.20
  4. Step 4: Simplify right side
    176,136,019.20x = 34,554,290,410,436,752
  5. Step 5: Solve for x
    x = 34,554,290,410,436,752/176,136,019.20
  6. Step 6: Final answer
    x = 196,179,580.80

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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.