Home / 448,144,022.80-672,216,034.20-310,394,515.60

Finding the Fourth Proportional to 448,144,022.80, 672,216,034.20 and 310,394,515.60

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Solution

The fourth proportional to 448,144,022.80, 672,216,034.20 and 310,394,515.60 is: 465,591,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,144,022.80 : 672,216,034.20 = 310,394,515.60 : x
  2. Step 2: Convert to fraction form
    448,144,022.80/672,216,034.20 = 310,394,515.60/x
  3. Step 3: Cross multiply
    448,144,022.80x = 672,216,034.20 × 310,394,515.60
  4. Step 4: Simplify right side
    448,144,022.80x = 208,652,170,314,062,080
  5. Step 5: Solve for x
    x = 208,652,170,314,062,080/448,144,022.80
  6. Step 6: Final answer
    x = 465,591,773.40

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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.