Home / 448,756,376.32-673,347,742.26-310,794,292.72

Finding the Fourth Proportional to 448,756,376.32, 673,347,742.26 and 310,794,292.72

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Solution

The fourth proportional to 448,756,376.32, 673,347,742.26 and 310,794,292.72 is: 466,339,079.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,756,376.32 : 673,347,742.26 = 310,794,292.72 : x
  2. Step 2: Convert to fraction form
    448,756,376.32/673,347,742.26 = 310,794,292.72/x
  3. Step 3: Cross multiply
    448,756,376.32x = 673,347,742.26 × 310,794,292.72
  4. Step 4: Simplify right side
    448,756,376.32x = 209,272,635,310,305,568
  5. Step 5: Solve for x
    x = 209,272,635,310,305,568/448,756,376.32
  6. Step 6: Final answer
    x = 466,339,079.18

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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.