Home / 112,325,429.10-168,488,143.65-54,854,568.30

Finding the Fourth Proportional to 112,325,429.10, 168,488,143.65 and 54,854,568.30

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Solution

The fourth proportional to 112,325,429.10, 168,488,143.65 and 54,854,568.30 is: 82,281,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,325,429.10 : 168,488,143.65 = 54,854,568.30 : x
  2. Step 2: Convert to fraction form
    112,325,429.10/168,488,143.65 = 54,854,568.30/x
  3. Step 3: Cross multiply
    112,325,429.10x = 168,488,143.65 × 54,854,568.30
  4. Step 4: Simplify right side
    112,325,429.10x = 9,242,344,383,589,136
  5. Step 5: Solve for x
    x = 9,242,344,383,589,136/112,325,429.10
  6. Step 6: Final answer
    x = 82,281,852.45

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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.