Home / 774,512,246.76-1,162,013,963.20-276,512,077.84

Finding the Fourth Proportional to 774,512,246.76, 1,162,013,963.20 and 276,512,077.84

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Solution

The fourth proportional to 774,512,246.76, 1,162,013,963.20 and 276,512,077.84 is: 414,855,797.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,512,246.76 : 1,162,013,963.20 = 276,512,077.84 : x
  2. Step 2: Convert to fraction form
    774,512,246.76/1,162,013,963.20 = 276,512,077.84/x
  3. Step 3: Cross multiply
    774,512,246.76x = 1,162,013,963.20 × 276,512,077.84
  4. Step 4: Simplify right side
    774,512,246.76x = 321,310,895,443,525,248
  5. Step 5: Solve for x
    x = 321,310,895,443,525,248/774,512,246.76
  6. Step 6: Final answer
    x = 414,855,797.04

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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.