Home / 2,318,722,017.90-3,199,763,478.87-1,261,422,904.02

Finding the Fourth Proportional to 2,318,722,017.90, 3,199,763,478.87 and 1,261,422,904.02

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Solution

The fourth proportional to 2,318,722,017.90, 3,199,763,478.87 and 1,261,422,904.02 is: 1,740,723,945.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,722,017.90 : 3,199,763,478.87 = 1,261,422,904.02 : x
  2. Step 2: Convert to fraction form
    2,318,722,017.90/3,199,763,478.87 = 1,261,422,904.02/x
  3. Step 3: Cross multiply
    2,318,722,017.90x = 3,199,763,478.87 × 1,261,422,904.02
  4. Step 4: Simplify right side
    2,318,722,017.90x = 4,036,254,939,693,332,992
  5. Step 5: Solve for x
    x = 4,036,254,939,693,332,992/2,318,722,017.90
  6. Step 6: Final answer
    x = 1,740,723,945.58

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1.5x scale

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.