Home / 5,179,283,672.67-7,147,118,007.98-2,921,088,229.11

Finding the Fourth Proportional to 5,179,283,672.67, 7,147,118,007.98 and 2,921,088,229.11

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Solution

The fourth proportional to 5,179,283,672.67, 7,147,118,007.98 and 2,921,088,229.11 is: 4,030,936,246.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,283,672.67 : 7,147,118,007.98 = 2,921,088,229.11 : x
  2. Step 2: Convert to fraction form
    5,179,283,672.67/7,147,118,007.98 = 2,921,088,229.11/x
  3. Step 3: Cross multiply
    5,179,283,672.67x = 7,147,118,007.98 × 2,921,088,229.11
  4. Step 4: Simplify right side
    5,179,283,672.67x = 20,877,362,285,170,487,296
  5. Step 5: Solve for x
    x = 20,877,362,285,170,487,296/5,179,283,672.67
  6. Step 6: Final answer
    x = 4,030,936,246.13

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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.