Home / 1,899,264,336.40-2,848,896,504.60-808,857,629.20

Finding the Fourth Proportional to 1,899,264,336.40, 2,848,896,504.60 and 808,857,629.20

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Solution

The fourth proportional to 1,899,264,336.40, 2,848,896,504.60 and 808,857,629.20 is: 1,213,286,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,264,336.40 : 2,848,896,504.60 = 808,857,629.20 : x
  2. Step 2: Convert to fraction form
    1,899,264,336.40/2,848,896,504.60 = 808,857,629.20/x
  3. Step 3: Cross multiply
    1,899,264,336.40x = 2,848,896,504.60 × 808,857,629.20
  4. Step 4: Simplify right side
    1,899,264,336.40x = 2,304,351,672,546,923,008
  5. Step 5: Solve for x
    x = 2,304,351,672,546,923,008/1,899,264,336.40
  6. Step 6: Final answer
    x = 1,213,286,443.80

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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.