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Finding the Fourth Proportional to 3,195,843,210, 4,793,764,815 and 898,128,522

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Solution

The fourth proportional to 3,195,843,210, 4,793,764,815 and 898,128,522 is: 1,347,192,783

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195,843,210 : 4,793,764,815 = 898,128,522 : x
  2. Step 2: Convert to fraction form
    3,195,843,210/4,793,764,815 = 898,128,522/x
  3. Step 3: Cross multiply
    3,195,843,210x = 4,793,764,815 × 898,128,522
  4. Step 4: Simplify right side
    3,195,843,210x = 4,305,416,908,111,553,536
  5. Step 5: Solve for x
    x = 4,305,416,908,111,553,536/3,195,843,210
  6. Step 6: Final answer
    x = 1,347,192,783

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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.