Home / 2,226,815,800,784.20-3,338,856,703,820.80-865,382,870,477.76

Finding the Fourth Proportional to 2,226,815,800,784.20, 3,338,856,703,820.80 and 865,382,870,477.76

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Solution

The fourth proportional to 2,226,815,800,784.20, 3,338,856,703,820.80 and 865,382,870,477.76 is: 1,297,543,064,607.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226,815,800,784.20 : 3,338,856,703,820.80 = 865,382,870,477.76 : x
  2. Step 2: Convert to fraction form
    2,226,815,800,784.20/3,338,856,703,820.80 = 865,382,870,477.76/x
  3. Step 3: Cross multiply
    2,226,815,800,784.20x = 3,338,856,703,820.80 × 865,382,870,477.76
  4. Step 4: Simplify right side
    2,226,815,800,784.20x = 2,889,389,398,466,356,085,522,432
  5. Step 5: Solve for x
    x = 2,889,389,398,466,356,085,522,432/2,226,815,800,784.20
  6. Step 6: Final answer
    x = 1,297,543,064,607.69

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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.