Home / 70,747,321.88-97,669,626.50-49,618,986.89

Finding the Fourth Proportional to 70,747,321.88, 97,669,626.50 and 49,618,986.89

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Solution

The fourth proportional to 70,747,321.88, 97,669,626.50 and 49,618,986.89 is: 68,501,079.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,747,321.88 : 97,669,626.50 = 49,618,986.89 : x
  2. Step 2: Convert to fraction form
    70,747,321.88/97,669,626.50 = 49,618,986.89/x
  3. Step 3: Cross multiply
    70,747,321.88x = 97,669,626.50 × 49,618,986.89
  4. Step 4: Simplify right side
    70,747,321.88x = 4,846,267,916,490,396
  5. Step 5: Solve for x
    x = 4,846,267,916,490,396/70,747,321.88
  6. Step 6: Final answer
    x = 68,501,079.44

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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.