Home / 1,371,362,977.62-2,057,589,546.39-438,829,507.62

Finding the Fourth Proportional to 1,371,362,977.62, 2,057,589,546.39 and 438,829,507.62

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Solution

The fourth proportional to 1,371,362,977.62, 2,057,589,546.39 and 438,829,507.62 is: 658,418,684.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,362,977.62 : 2,057,589,546.39 = 438,829,507.62 : x
  2. Step 2: Convert to fraction form
    1,371,362,977.62/2,057,589,546.39 = 438,829,507.62/x
  3. Step 3: Cross multiply
    1,371,362,977.62x = 2,057,589,546.39 × 438,829,507.62
  4. Step 4: Simplify right side
    1,371,362,977.62x = 902,931,007,526,382,848
  5. Step 5: Solve for x
    x = 902,931,007,526,382,848/1,371,362,977.62
  6. Step 6: Final answer
    x = 658,418,684.38

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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.