Home / 441,699,364.80-662,549,047.20-318,617,629.20

Finding the Fourth Proportional to 441,699,364.80, 662,549,047.20 and 318,617,629.20

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Solution

The fourth proportional to 441,699,364.80, 662,549,047.20 and 318,617,629.20 is: 477,926,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,699,364.80 : 662,549,047.20 = 318,617,629.20 : x
  2. Step 2: Convert to fraction form
    441,699,364.80/662,549,047.20 = 318,617,629.20/x
  3. Step 3: Cross multiply
    441,699,364.80x = 662,549,047.20 × 318,617,629.20
  4. Step 4: Simplify right side
    441,699,364.80x = 211,099,806,647,582,912
  5. Step 5: Solve for x
    x = 211,099,806,647,582,912/441,699,364.80
  6. Step 6: Final answer
    x = 477,926,443.80

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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.