Home / 297,918,021.20-446,877,031.80-134,234,193.20

Finding the Fourth Proportional to 297,918,021.20, 446,877,031.80 and 134,234,193.20

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Solution

The fourth proportional to 297,918,021.20, 446,877,031.80 and 134,234,193.20 is: 201,351,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,918,021.20 : 446,877,031.80 = 134,234,193.20 : x
  2. Step 2: Convert to fraction form
    297,918,021.20/446,877,031.80 = 134,234,193.20/x
  3. Step 3: Cross multiply
    297,918,021.20x = 446,877,031.80 × 134,234,193.20
  4. Step 4: Simplify right side
    297,918,021.20x = 59,986,177,823,283,744
  5. Step 5: Solve for x
    x = 59,986,177,823,283,744/297,918,021.20
  6. Step 6: Final answer
    x = 201,351,289.80

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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.