Home / 4,992,856,963.45-6,886,824,179.90-3,210,964,519.70

Finding the Fourth Proportional to 4,992,856,963.45, 6,886,824,179.90 and 3,210,964,519.70

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Solution

The fourth proportional to 4,992,856,963.45, 6,886,824,179.90 and 3,210,964,519.70 is: 4,428,996,916.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992,856,963.45 : 6,886,824,179.90 = 3,210,964,519.70 : x
  2. Step 2: Convert to fraction form
    4,992,856,963.45/6,886,824,179.90 = 3,210,964,519.70/x
  3. Step 3: Cross multiply
    4,992,856,963.45x = 6,886,824,179.90 × 3,210,964,519.70
  4. Step 4: Simplify right side
    4,992,856,963.45x = 22,113,348,095,072,112,640
  5. Step 5: Solve for x
    x = 22,113,348,095,072,112,640/4,992,856,963.45
  6. Step 6: Final answer
    x = 4,428,996,916.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.