Home / 419,904,833.60-629,857,250.40-147,275,600.60

Finding the Fourth Proportional to 419,904,833.60, 629,857,250.40 and 147,275,600.60

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Solution

The fourth proportional to 419,904,833.60, 629,857,250.40 and 147,275,600.60 is: 220,913,400.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,904,833.60 : 629,857,250.40 = 147,275,600.60 : x
  2. Step 2: Convert to fraction form
    419,904,833.60/629,857,250.40 = 147,275,600.60/x
  3. Step 3: Cross multiply
    419,904,833.60x = 629,857,250.40 × 147,275,600.60
  4. Step 4: Simplify right side
    419,904,833.60x = 92,762,604,844,924,576
  5. Step 5: Solve for x
    x = 92,762,604,844,924,576/419,904,833.60
  6. Step 6: Final answer
    x = 220,913,400.90

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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.