Home / 442,868,563.60-664,302,845.40-297,749,741.20

Finding the Fourth Proportional to 442,868,563.60, 664,302,845.40 and 297,749,741.20

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Solution

The fourth proportional to 442,868,563.60, 664,302,845.40 and 297,749,741.20 is: 446,624,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,868,563.60 : 664,302,845.40 = 297,749,741.20 : x
  2. Step 2: Convert to fraction form
    442,868,563.60/664,302,845.40 = 297,749,741.20/x
  3. Step 3: Cross multiply
    442,868,563.60x = 664,302,845.40 × 297,749,741.20
  4. Step 4: Simplify right side
    442,868,563.60x = 197,796,000,296,273,600
  5. Step 5: Solve for x
    x = 197,796,000,296,273,600/442,868,563.60
  6. Step 6: Final answer
    x = 446,624,611.80

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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.