Home / 106,294,431.30-146,686,314.33-57,401,854.98

Finding the Fourth Proportional to 106,294,431.30, 146,686,314.33 and 57,401,854.98

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Solution

The fourth proportional to 106,294,431.30, 146,686,314.33 and 57,401,854.98 is: 79,214,559.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,294,431.30 : 146,686,314.33 = 57,401,854.98 : x
  2. Step 2: Convert to fraction form
    106,294,431.30/146,686,314.33 = 57,401,854.98/x
  3. Step 3: Cross multiply
    106,294,431.30x = 146,686,314.33 × 57,401,854.98
  4. Step 4: Simplify right side
    106,294,431.30x = 8,420,066,542,721,356
  5. Step 5: Solve for x
    x = 8,420,066,542,721,356/106,294,431.30
  6. Step 6: Final answer
    x = 79,214,559.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.