Home / 229,957,185.90-317,342,205.42-130,837,931.22

Finding the Fourth Proportional to 229,957,185.90, 317,342,205.42 and 130,837,931.22

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Solution

The fourth proportional to 229,957,185.90, 317,342,205.42 and 130,837,931.22 is: 180,557,078.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,957,185.90 : 317,342,205.42 = 130,837,931.22 : x
  2. Step 2: Convert to fraction form
    229,957,185.90/317,342,205.42 = 130,837,931.22/x
  3. Step 3: Cross multiply
    229,957,185.90x = 317,342,205.42 × 130,837,931.22
  4. Step 4: Simplify right side
    229,957,185.90x = 41,520,397,645,945,072
  5. Step 5: Solve for x
    x = 41,520,397,645,945,072/229,957,185.90
  6. Step 6: Final answer
    x = 180,557,078.41

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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.