Home / 229,957,175.10-317,342,190.60-130,837,920.09

Finding the Fourth Proportional to 229,957,175.10, 317,342,190.60 and 130,837,920.09

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Solution

The fourth proportional to 229,957,175.10, 317,342,190.60 and 130,837,920.09 is: 180,557,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,957,175.10 : 317,342,190.60 = 130,837,920.09 : x
  2. Step 2: Convert to fraction form
    229,957,175.10/317,342,190.60 = 130,837,920.09/x
  3. Step 3: Cross multiply
    229,957,175.10x = 317,342,190.60 × 130,837,920.09
  4. Step 4: Simplify right side
    229,957,175.10x = 41,520,392,174,908,352
  5. Step 5: Solve for x
    x = 41,520,392,174,908,352/229,957,175.10
  6. Step 6: Final answer
    x = 180,557,063.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.