Home / 140,063,862.54-210,124,138.65-49,194,537.42

Finding the Fourth Proportional to 140,063,862.54, 210,124,138.65 and 49,194,537.42

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Solution

The fourth proportional to 140,063,862.54, 210,124,138.65 and 49,194,537.42 is: 73,801,761.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,063,862.54 : 210,124,138.65 = 49,194,537.42 : x
  2. Step 2: Convert to fraction form
    140,063,862.54/210,124,138.65 = 49,194,537.42/x
  3. Step 3: Cross multiply
    140,063,862.54x = 210,124,138.65 × 49,194,537.42
  4. Step 4: Simplify right side
    140,063,862.54x = 10,336,959,801,662,694
  5. Step 5: Solve for x
    x = 10,336,959,801,662,694/140,063,862.54
  6. Step 6: Final answer
    x = 73,801,761.67

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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.