Home / 213,526,059.04-294,658,064.40-115,738,815.52

Finding the Fourth Proportional to 213,526,059.04, 294,658,064.40 and 115,738,815.52

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Solution

The fourth proportional to 213,526,059.04, 294,658,064.40 and 115,738,815.52 is: 159,715,284.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,526,059.04 : 294,658,064.40 = 115,738,815.52 : x
  2. Step 2: Convert to fraction form
    213,526,059.04/294,658,064.40 = 115,738,815.52/x
  3. Step 3: Cross multiply
    213,526,059.04x = 294,658,064.40 × 115,738,815.52
  4. Step 4: Simplify right side
    213,526,059.04x = 34,103,375,357,071,876
  5. Step 5: Solve for x
    x = 34,103,375,357,071,876/213,526,059.04
  6. Step 6: Final answer
    x = 159,715,284.92

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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.