Home / 175,816,054.20-263,542,122.90-78,818,230.20

Finding the Fourth Proportional to 175,816,054.20, 263,542,122.90 and 78,818,230.20

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Solution

The fourth proportional to 175,816,054.20, 263,542,122.90 and 78,818,230.20 is: 118,145,773.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,816,054.20 : 263,542,122.90 = 78,818,230.20 : x
  2. Step 2: Convert to fraction form
    175,816,054.20/263,542,122.90 = 78,818,230.20/x
  3. Step 3: Cross multiply
    175,816,054.20x = 263,542,122.90 × 78,818,230.20
  4. Step 4: Simplify right side
    175,816,054.20x = 20,771,923,710,128,892
  5. Step 5: Solve for x
    x = 20,771,923,710,128,892/175,816,054.20
  6. Step 6: Final answer
    x = 118,145,773.46

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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.