Home / 454,896,031.20-682,344,046.80-448,093,586.40

Finding the Fourth Proportional to 454,896,031.20, 682,344,046.80 and 448,093,586.40

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Solution

The fourth proportional to 454,896,031.20, 682,344,046.80 and 448,093,586.40 is: 672,140,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,896,031.20 : 682,344,046.80 = 448,093,586.40 : x
  2. Step 2: Convert to fraction form
    454,896,031.20/682,344,046.80 = 448,093,586.40/x
  3. Step 3: Cross multiply
    454,896,031.20x = 682,344,046.80 × 448,093,586.40
  4. Step 4: Simplify right side
    454,896,031.20x = 305,753,991,089,301,376
  5. Step 5: Solve for x
    x = 305,753,991,089,301,376/454,896,031.20
  6. Step 6: Final answer
    x = 672,140,379.60

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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.