Home / 142,016,794.56-212,897,293.65-51,076,435.68

Finding the Fourth Proportional to 142,016,794.56, 212,897,293.65 and 51,076,435.68

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Solution

The fourth proportional to 142,016,794.56, 212,897,293.65 and 51,076,435.68 is: 76,568,654.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,016,794.56 : 212,897,293.65 = 51,076,435.68 : x
  2. Step 2: Convert to fraction form
    142,016,794.56/212,897,293.65 = 51,076,435.68/x
  3. Step 3: Cross multiply
    142,016,794.56x = 212,897,293.65 × 51,076,435.68
  4. Step 4: Simplify right side
    142,016,794.56x = 10,874,034,925,560,298
  5. Step 5: Solve for x
    x = 10,874,034,925,560,298/142,016,794.56
  6. Step 6: Final answer
    x = 76,568,654.85

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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.