Home / 229,957,167.88-317,342,180.55-130,837,913.18

Finding the Fourth Proportional to 229,957,167.88, 317,342,180.55 and 130,837,913.18

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Solution

The fourth proportional to 229,957,167.88, 317,342,180.55 and 130,837,913.18 is: 180,557,053.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,957,167.88 : 317,342,180.55 = 130,837,913.18 : x
  2. Step 2: Convert to fraction form
    229,957,167.88/317,342,180.55 = 130,837,913.18/x
  3. Step 3: Cross multiply
    229,957,167.88x = 317,342,180.55 × 130,837,913.18
  4. Step 4: Simplify right side
    229,957,167.88x = 41,520,388,666,510,136
  5. Step 5: Solve for x
    x = 41,520,388,666,510,136/229,957,167.88
  6. Step 6: Final answer
    x = 180,557,053.51

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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.