Home / 192,476,124.78-288,598,889.34-61,261,722.60

Finding the Fourth Proportional to 192,476,124.78, 288,598,889.34 and 61,261,722.60

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Solution

The fourth proportional to 192,476,124.78, 288,598,889.34 and 61,261,722.60 is: 91,855,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,476,124.78 : 288,598,889.34 = 61,261,722.60 : x
  2. Step 2: Convert to fraction form
    192,476,124.78/288,598,889.34 = 61,261,722.60/x
  3. Step 3: Cross multiply
    192,476,124.78x = 288,598,889.34 × 61,261,722.60
  4. Step 4: Simplify right side
    192,476,124.78x = 17,680,065,101,415,176
  5. Step 5: Solve for x
    x = 17,680,065,101,415,176/192,476,124.78
  6. Step 6: Final answer
    x = 91,855,886.65

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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.