Home / 177,934,579.20-266,901,868.80-109,555,545.60

Finding the Fourth Proportional to 177,934,579.20, 266,901,868.80 and 109,555,545.60

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Solution

The fourth proportional to 177,934,579.20, 266,901,868.80 and 109,555,545.60 is: 164,333,318.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,934,579.20 : 266,901,868.80 = 109,555,545.60 : x
  2. Step 2: Convert to fraction form
    177,934,579.20/266,901,868.80 = 109,555,545.60/x
  3. Step 3: Cross multiply
    177,934,579.20x = 266,901,868.80 × 109,555,545.60
  4. Step 4: Simplify right side
    177,934,579.20x = 29,240,579,858,043,616
  5. Step 5: Solve for x
    x = 29,240,579,858,043,616/177,934,579.20
  6. Step 6: Final answer
    x = 164,333,318.40

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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.