Home / 269,583,925,635.21-372,037,511,735.64-149,289,863,800.72

Finding the Fourth Proportional to 269,583,925,635.21, 372,037,511,735.64 and 149,289,863,800.72

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Solution

The fourth proportional to 269,583,925,635.21, 372,037,511,735.64 and 149,289,863,800.72 is: 206,026,488,133.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,583,925,635.21 : 372,037,511,735.64 = 149,289,863,800.72 : x
  2. Step 2: Convert to fraction form
    269,583,925,635.21/372,037,511,735.64 = 149,289,863,800.72/x
  3. Step 3: Cross multiply
    269,583,925,635.21x = 372,037,511,735.64 × 149,289,863,800.72
  4. Step 4: Simplify right side
    269,583,925,635.21x = 55,541,429,455,772,469,690,368
  5. Step 5: Solve for x
    x = 55,541,429,455,772,469,690,368/269,583,925,635.21
  6. Step 6: Final answer
    x = 206,026,488,133.16

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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.