Home / 744,829,333.20-1,117,243,999.80-663,040,563.30

Finding the Fourth Proportional to 744,829,333.20, 1,117,243,999.80 and 663,040,563.30

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Solution

The fourth proportional to 744,829,333.20, 1,117,243,999.80 and 663,040,563.30 is: 994,560,844.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,829,333.20 : 1,117,243,999.80 = 663,040,563.30 : x
  2. Step 2: Convert to fraction form
    744,829,333.20/1,117,243,999.80 = 663,040,563.30/x
  3. Step 3: Cross multiply
    744,829,333.20x = 1,117,243,999.80 × 663,040,563.30
  4. Step 4: Simplify right side
    744,829,333.20x = 740,778,090,970,936,960
  5. Step 5: Solve for x
    x = 740,778,090,970,936,960/744,829,333.20
  6. Step 6: Final answer
    x = 994,560,844.95

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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.