Home / 142,476,814.80-213,715,222.20-134,540,629.20

Finding the Fourth Proportional to 142,476,814.80, 213,715,222.20 and 134,540,629.20

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Solution

The fourth proportional to 142,476,814.80, 213,715,222.20 and 134,540,629.20 is: 201,810,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,476,814.80 : 213,715,222.20 = 134,540,629.20 : x
  2. Step 2: Convert to fraction form
    142,476,814.80/213,715,222.20 = 134,540,629.20/x
  3. Step 3: Cross multiply
    142,476,814.80x = 213,715,222.20 × 134,540,629.20
  4. Step 4: Simplify right side
    142,476,814.80x = 28,753,380,464,405,804
  5. Step 5: Solve for x
    x = 28,753,380,464,405,804/142,476,814.80
  6. Step 6: Final answer
    x = 201,810,943.80

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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.