Home / 757,958,603.40-1,136,937,905.10-646,993,722.60

Finding the Fourth Proportional to 757,958,603.40, 1,136,937,905.10 and 646,993,722.60

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Solution

The fourth proportional to 757,958,603.40, 1,136,937,905.10 and 646,993,722.60 is: 970,490,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,958,603.40 : 1,136,937,905.10 = 646,993,722.60 : x
  2. Step 2: Convert to fraction form
    757,958,603.40/1,136,937,905.10 = 646,993,722.60/x
  3. Step 3: Cross multiply
    757,958,603.40x = 1,136,937,905.10 × 646,993,722.60
  4. Step 4: Simplify right side
    757,958,603.40x = 735,591,687,585,694,464
  5. Step 5: Solve for x
    x = 735,591,687,585,694,464/757,958,603.40
  6. Step 6: Final answer
    x = 970,490,583.90

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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.