Home / 276,796,176.90-414,910,830.15-161,721,485.70

Finding the Fourth Proportional to 276,796,176.90, 414,910,830.15 and 161,721,485.70

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Solution

The fourth proportional to 276,796,176.90, 414,910,830.15 and 161,721,485.70 is: 242,416,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,796,176.90 : 414,910,830.15 = 161,721,485.70 : x
  2. Step 2: Convert to fraction form
    276,796,176.90/414,910,830.15 = 161,721,485.70/x
  3. Step 3: Cross multiply
    276,796,176.90x = 414,910,830.15 × 161,721,485.70
  4. Step 4: Simplify right side
    276,796,176.90x = 67,099,995,884,878,344
  5. Step 5: Solve for x
    x = 67,099,995,884,878,344/276,796,176.90
  6. Step 6: Final answer
    x = 242,416,628.14

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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.