Home / 363,789,643.80-545,764,181.85-179,645,337.30

Finding the Fourth Proportional to 363,789,643.80, 545,764,181.85 and 179,645,337.30

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Solution

The fourth proportional to 363,789,643.80, 545,764,181.85 and 179,645,337.30 is: 269,507,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,789,643.80 : 545,764,181.85 = 179,645,337.30 : x
  2. Step 2: Convert to fraction form
    363,789,643.80/545,764,181.85 = 179,645,337.30/x
  3. Step 3: Cross multiply
    363,789,643.80x = 545,764,181.85 × 179,645,337.30
  4. Step 4: Simplify right side
    363,789,643.80x = 98,043,990,534,701,792
  5. Step 5: Solve for x
    x = 98,043,990,534,701,792/363,789,643.80
  6. Step 6: Final answer
    x = 269,507,371.10

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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.