Home / 454,896,005.70-682,344,008.55-448,093,560.90

Finding the Fourth Proportional to 454,896,005.70, 682,344,008.55 and 448,093,560.90

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Solution

The fourth proportional to 454,896,005.70, 682,344,008.55 and 448,093,560.90 is: 672,140,341.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,896,005.70 : 682,344,008.55 = 448,093,560.90 : x
  2. Step 2: Convert to fraction form
    454,896,005.70/682,344,008.55 = 448,093,560.90/x
  3. Step 3: Cross multiply
    454,896,005.70x = 682,344,008.55 × 448,093,560.90
  4. Step 4: Simplify right side
    454,896,005.70x = 305,753,956,549,949,504
  5. Step 5: Solve for x
    x = 305,753,956,549,949,504/454,896,005.70
  6. Step 6: Final answer
    x = 672,140,341.35

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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.