Home / 177,411,227.20-266,116,840.80-155,469,774.40

Finding the Fourth Proportional to 177,411,227.20, 266,116,840.80 and 155,469,774.40

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Solution

The fourth proportional to 177,411,227.20, 266,116,840.80 and 155,469,774.40 is: 233,204,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,411,227.20 : 266,116,840.80 = 155,469,774.40 : x
  2. Step 2: Convert to fraction form
    177,411,227.20/266,116,840.80 = 155,469,774.40/x
  3. Step 3: Cross multiply
    177,411,227.20x = 266,116,840.80 × 155,469,774.40
  4. Step 4: Simplify right side
    177,411,227.20x = 41,373,125,203,216,720
  5. Step 5: Solve for x
    x = 41,373,125,203,216,720/177,411,227.20
  6. Step 6: Final answer
    x = 233,204,661.60

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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.