Home / 1,624,844,745.90-2,435,566,046.64-679,984,185.57

Finding the Fourth Proportional to 1,624,844,745.90, 2,435,566,046.64 and 679,984,185.57

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Solution

The fourth proportional to 1,624,844,745.90, 2,435,566,046.64 and 679,984,185.57 is: 1,019,264,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,844,745.90 : 2,435,566,046.64 = 679,984,185.57 : x
  2. Step 2: Convert to fraction form
    1,624,844,745.90/2,435,566,046.64 = 679,984,185.57/x
  3. Step 3: Cross multiply
    1,624,844,745.90x = 2,435,566,046.64 × 679,984,185.57
  4. Step 4: Simplify right side
    1,624,844,745.90x = 1,656,146,394,626,445,056
  5. Step 5: Solve for x
    x = 1,656,146,394,626,445,056/1,624,844,745.90
  6. Step 6: Final answer
    x = 1,019,264,393.60

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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.