Home / 177,910,014.60-266,345,390.70-126,891,678.60

Finding the Fourth Proportional to 177,910,014.60, 266,345,390.70 and 126,891,678.60

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Solution

The fourth proportional to 177,910,014.60, 266,345,390.70 and 126,891,678.60 is: 189,966,898.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,910,014.60 : 266,345,390.70 = 126,891,678.60 : x
  2. Step 2: Convert to fraction form
    177,910,014.60/266,345,390.70 = 126,891,678.60/x
  3. Step 3: Cross multiply
    177,910,014.60x = 266,345,390.70 × 126,891,678.60
  4. Step 4: Simplify right side
    177,910,014.60x = 33,797,013,713,295,824
  5. Step 5: Solve for x
    x = 33,797,013,713,295,824/177,910,014.60
  6. Step 6: Final answer
    x = 189,966,898.66

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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.