Home / 57,958,851.80-86,938,277.70-53,579,408.60

Finding the Fourth Proportional to 57,958,851.80, 86,938,277.70 and 53,579,408.60

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Solution

The fourth proportional to 57,958,851.80, 86,938,277.70 and 53,579,408.60 is: 80,369,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,958,851.80 : 86,938,277.70 = 53,579,408.60 : x
  2. Step 2: Convert to fraction form
    57,958,851.80/86,938,277.70 = 53,579,408.60/x
  3. Step 3: Cross multiply
    57,958,851.80x = 86,938,277.70 × 53,579,408.60
  4. Step 4: Simplify right side
    57,958,851.80x = 4,658,101,503,868,569
  5. Step 5: Solve for x
    x = 4,658,101,503,868,569/57,958,851.80
  6. Step 6: Final answer
    x = 80,369,112.90

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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.