Home / 419,938,587.60-629,823,900.60-201,588,507.60

Finding the Fourth Proportional to 419,938,587.60, 629,823,900.60 and 201,588,507.60

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Solution

The fourth proportional to 419,938,587.60, 629,823,900.60 and 201,588,507.60 is: 302,342,447.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,938,587.60 : 629,823,900.60 = 201,588,507.60 : x
  2. Step 2: Convert to fraction form
    419,938,587.60/629,823,900.60 = 201,588,507.60/x
  3. Step 3: Cross multiply
    419,938,587.60x = 629,823,900.60 × 201,588,507.60
  4. Step 4: Simplify right side
    419,938,587.60x = 126,965,260,172,764,752
  5. Step 5: Solve for x
    x = 126,965,260,172,764,752/419,938,587.60
  6. Step 6: Final answer
    x = 302,342,447.02

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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.