Home / 4,721,914,423.80-7,084,404,100.62-1,405,757,677.86

Finding the Fourth Proportional to 4,721,914,423.80, 7,084,404,100.62 and 1,405,757,677.86

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Solution

The fourth proportional to 4,721,914,423.80, 7,084,404,100.62 and 1,405,757,677.86 is: 2,109,092,745.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721,914,423.80 : 7,084,404,100.62 = 1,405,757,677.86 : x
  2. Step 2: Convert to fraction form
    4,721,914,423.80/7,084,404,100.62 = 1,405,757,677.86/x
  3. Step 3: Cross multiply
    4,721,914,423.80x = 7,084,404,100.62 × 1,405,757,677.86
  4. Step 4: Simplify right side
    4,721,914,423.80x = 9,958,955,457,509,431,296
  5. Step 5: Solve for x
    x = 9,958,955,457,509,431,296/4,721,914,423.80
  6. Step 6: Final answer
    x = 2,109,092,745.80

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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.