Home / 4,731,190,667.12-6,531,053,469.88-2,947,925,180.12

Finding the Fourth Proportional to 4,731,190,667.12, 6,531,053,469.88 and 2,947,925,180.12

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Solution

The fourth proportional to 4,731,190,667.12, 6,531,053,469.88 and 2,947,925,180.12 is: 4,069,389,363.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731,190,667.12 : 6,531,053,469.88 = 2,947,925,180.12 : x
  2. Step 2: Convert to fraction form
    4,731,190,667.12/6,531,053,469.88 = 2,947,925,180.12/x
  3. Step 3: Cross multiply
    4,731,190,667.12x = 6,531,053,469.88 × 2,947,925,180.12
  4. Step 4: Simplify right side
    4,731,190,667.12x = 19,253,056,976,569,348,096
  5. Step 5: Solve for x
    x = 19,253,056,976,569,348,096/4,731,190,667.12
  6. Step 6: Final answer
    x = 4,069,389,363.31

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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.