Home / 260,989,227.43-360,174,378.99-143,523,494.35

Finding the Fourth Proportional to 260,989,227.43, 360,174,378.99 and 143,523,494.35

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Solution

The fourth proportional to 260,989,227.43, 360,174,378.99 and 143,523,494.35 is: 198,067,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,989,227.43 : 360,174,378.99 = 143,523,494.35 : x
  2. Step 2: Convert to fraction form
    260,989,227.43/360,174,378.99 = 143,523,494.35/x
  3. Step 3: Cross multiply
    260,989,227.43x = 360,174,378.99 × 143,523,494.35
  4. Step 4: Simplify right side
    260,989,227.43x = 51,693,485,447,986,024
  5. Step 5: Solve for x
    x = 51,693,485,447,986,024/260,989,227.43
  6. Step 6: Final answer
    x = 198,067,506.30

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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.