Home / 193,561,315.20-290,344,334.40-57,249,453.60

Finding the Fourth Proportional to 193,561,315.20, 290,344,334.40 and 57,249,453.60

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Solution

The fourth proportional to 193,561,315.20, 290,344,334.40 and 57,249,453.60 is: 85,874,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,561,315.20 : 290,344,334.40 = 57,249,453.60 : x
  2. Step 2: Convert to fraction form
    193,561,315.20/290,344,334.40 = 57,249,453.60/x
  3. Step 3: Cross multiply
    193,561,315.20x = 290,344,334.40 × 57,249,453.60
  4. Step 4: Simplify right side
    193,561,315.20x = 16,622,054,500,255,682
  5. Step 5: Solve for x
    x = 16,622,054,500,255,682/193,561,315.20
  6. Step 6: Final answer
    x = 85,874,878.89

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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.