Home / 177,876,007.80-266,814,011.70-116,850,834.60

Finding the Fourth Proportional to 177,876,007.80, 266,814,011.70 and 116,850,834.60

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Solution

The fourth proportional to 177,876,007.80, 266,814,011.70 and 116,850,834.60 is: 175,276,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,876,007.80 : 266,814,011.70 = 116,850,834.60 : x
  2. Step 2: Convert to fraction form
    177,876,007.80/266,814,011.70 = 116,850,834.60/x
  3. Step 3: Cross multiply
    177,876,007.80x = 266,814,011.70 × 116,850,834.60
  4. Step 4: Simplify right side
    177,876,007.80x = 31,177,439,950,119,160
  5. Step 5: Solve for x
    x = 31,177,439,950,119,160/177,876,007.80
  6. Step 6: Final answer
    x = 175,276,251.90

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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.