Home / 175,816,292.20-263,542,479.90-78,818,468.20

Finding the Fourth Proportional to 175,816,292.20, 263,542,479.90 and 78,818,468.20

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Solution

The fourth proportional to 175,816,292.20, 263,542,479.90 and 78,818,468.20 is: 118,146,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,816,292.20 : 263,542,479.90 = 78,818,468.20 : x
  2. Step 2: Convert to fraction form
    175,816,292.20/263,542,479.90 = 78,818,468.20/x
  3. Step 3: Cross multiply
    175,816,292.20x = 263,542,479.90 × 78,818,468.20
  4. Step 4: Simplify right side
    175,816,292.20x = 20,772,014,571,347,292
  5. Step 5: Solve for x
    x = 20,772,014,571,347,292/175,816,292.20
  6. Step 6: Final answer
    x = 118,146,130.32

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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.