Home / 1,901,268,522.67-2,849,889,939.94-639,531,493.26

Finding the Fourth Proportional to 1,901,268,522.67, 2,849,889,939.94 and 639,531,493.26

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Solution

The fourth proportional to 1,901,268,522.67, 2,849,889,939.94 and 639,531,493.26 is: 958,620,177.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,268,522.67 : 2,849,889,939.94 = 639,531,493.26 : x
  2. Step 2: Convert to fraction form
    1,901,268,522.67/2,849,889,939.94 = 639,531,493.26/x
  3. Step 3: Cross multiply
    1,901,268,522.67x = 2,849,889,939.94 × 639,531,493.26
  4. Step 4: Simplify right side
    1,901,268,522.67x = 1,822,594,368,916,430,080
  5. Step 5: Solve for x
    x = 1,822,594,368,916,430,080/1,901,268,522.67
  6. Step 6: Final answer
    x = 958,620,177.62

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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.