Home / 1,231,362,983.26-1,849,991,108.50-789,571,232.62

Finding the Fourth Proportional to 1,231,362,983.26, 1,849,991,108.50 and 789,571,232.62

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Solution

The fourth proportional to 1,231,362,983.26, 1,849,991,108.50 and 789,571,232.62 is: 1,186,246,281.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,362,983.26 : 1,849,991,108.50 = 789,571,232.62 : x
  2. Step 2: Convert to fraction form
    1,231,362,983.26/1,849,991,108.50 = 789,571,232.62/x
  3. Step 3: Cross multiply
    1,231,362,983.26x = 1,849,991,108.50 × 789,571,232.62
  4. Step 4: Simplify right side
    1,231,362,983.26x = 1,460,699,759,874,385,152
  5. Step 5: Solve for x
    x = 1,460,699,759,874,385,152/1,231,362,983.26
  6. Step 6: Final answer
    x = 1,186,246,281.34

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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.