Home / 851,823,938.64-1,277,608,030.40-269,482,517.58

Finding the Fourth Proportional to 851,823,938.64, 1,277,608,030.40 and 269,482,517.58

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Solution

The fourth proportional to 851,823,938.64, 1,277,608,030.40 and 269,482,517.58 is: 404,183,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,823,938.64 : 1,277,608,030.40 = 269,482,517.58 : x
  2. Step 2: Convert to fraction form
    851,823,938.64/1,277,608,030.40 = 269,482,517.58/x
  3. Step 3: Cross multiply
    851,823,938.64x = 1,277,608,030.40 × 269,482,517.58
  4. Step 4: Simplify right side
    851,823,938.64x = 344,293,028,512,617,152
  5. Step 5: Solve for x
    x = 344,293,028,512,617,152/851,823,938.64
  6. Step 6: Final answer
    x = 404,183,321.10

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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.