Home / 8,628,610,963.05-12,946,645,105.52-4,640,033,202.90

Finding the Fourth Proportional to 8,628,610,963.05, 12,946,645,105.52 and 4,640,033,202.90

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Solution

The fourth proportional to 8,628,610,963.05, 12,946,645,105.52 and 4,640,033,202.90 is: 6,962,054,890.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,628,610,963.05 : 12,946,645,105.52 = 4,640,033,202.90 : x
  2. Step 2: Convert to fraction form
    8,628,610,963.05/12,946,645,105.52 = 4,640,033,202.90/x
  3. Step 3: Cross multiply
    8,628,610,963.05x = 12,946,645,105.52 × 4,640,033,202.90
  4. Step 4: Simplify right side
    8,628,610,963.05x = 60,072,863,155,775,569,920
  5. Step 5: Solve for x
    x = 60,072,863,155,775,569,920/8,628,610,963.05
  6. Step 6: Final answer
    x = 6,962,054,890.76

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1.5x scale

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.