Home / 299,563,327.20-449,344,990.80-117,716,901.60

Finding the Fourth Proportional to 299,563,327.20, 449,344,990.80 and 117,716,901.60

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Solution

The fourth proportional to 299,563,327.20, 449,344,990.80 and 117,716,901.60 is: 176,575,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,563,327.20 : 449,344,990.80 = 117,716,901.60 : x
  2. Step 2: Convert to fraction form
    299,563,327.20/449,344,990.80 = 117,716,901.60/x
  3. Step 3: Cross multiply
    299,563,327.20x = 449,344,990.80 × 117,716,901.60
  4. Step 4: Simplify right side
    299,563,327.20x = 52,895,500,066,456,504
  5. Step 5: Solve for x
    x = 52,895,500,066,456,504/299,563,327.20
  6. Step 6: Final answer
    x = 176,575,352.40

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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.