Home / 294,990,074.20-407,086,240.88-162,831,036.24

Finding the Fourth Proportional to 294,990,074.20, 407,086,240.88 and 162,831,036.24

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Solution

The fourth proportional to 294,990,074.20, 407,086,240.88 and 162,831,036.24 is: 224,706,796.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,990,074.20 : 407,086,240.88 = 162,831,036.24 : x
  2. Step 2: Convert to fraction form
    294,990,074.20/407,086,240.88 = 162,831,036.24/x
  3. Step 3: Cross multiply
    294,990,074.20x = 407,086,240.88 × 162,831,036.24
  4. Step 4: Simplify right side
    294,990,074.20x = 66,286,274,441,536,656
  5. Step 5: Solve for x
    x = 66,286,274,441,536,656/294,990,074.20
  6. Step 6: Final answer
    x = 224,706,796.06

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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.