Home / 177,413,327.80-266,119,991.70-86,595,177.40

Finding the Fourth Proportional to 177,413,327.80, 266,119,991.70 and 86,595,177.40

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Solution

The fourth proportional to 177,413,327.80, 266,119,991.70 and 86,595,177.40 is: 129,892,766.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,413,327.80 : 266,119,991.70 = 86,595,177.40 : x
  2. Step 2: Convert to fraction form
    177,413,327.80/266,119,991.70 = 86,595,177.40/x
  3. Step 3: Cross multiply
    177,413,327.80x = 266,119,991.70 × 86,595,177.40
  4. Step 4: Simplify right side
    177,413,327.80x = 23,044,707,890,948,028
  5. Step 5: Solve for x
    x = 23,044,707,890,948,028/177,413,327.80
  6. Step 6: Final answer
    x = 129,892,766.10

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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.