Home / 448,056,751.46-672,183,837.43-137,166,718.91

Finding the Fourth Proportional to 448,056,751.46, 672,183,837.43 and 137,166,718.91

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Solution

The fourth proportional to 448,056,751.46, 672,183,837.43 and 137,166,718.91 is: 205,780,297.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,056,751.46 : 672,183,837.43 = 137,166,718.91 : x
  2. Step 2: Convert to fraction form
    448,056,751.46/672,183,837.43 = 137,166,718.91/x
  3. Step 3: Cross multiply
    448,056,751.46x = 672,183,837.43 × 137,166,718.91
  4. Step 4: Simplify right side
    448,056,751.46x = 92,201,251,480,902,112
  5. Step 5: Solve for x
    x = 92,201,251,480,902,112/448,056,751.46
  6. Step 6: Final answer
    x = 205,780,297.21

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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.