Home / 1,324,038,554.10-1,827,150,881.73-729,378,664.26

Finding the Fourth Proportional to 1,324,038,554.10, 1,827,150,881.73 and 729,378,664.26

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Solution

The fourth proportional to 1,324,038,554.10, 1,827,150,881.73 and 729,378,664.26 is: 1,006,530,259.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,038,554.10 : 1,827,150,881.73 = 729,378,664.26 : x
  2. Step 2: Convert to fraction form
    1,324,038,554.10/1,827,150,881.73 = 729,378,664.26/x
  3. Step 3: Cross multiply
    1,324,038,554.10x = 1,827,150,881.73 × 729,378,664.26
  4. Step 4: Simplify right side
    1,324,038,554.10x = 1,332,684,869,517,708,544
  5. Step 5: Solve for x
    x = 1,332,684,869,517,708,544/1,324,038,554.10
  6. Step 6: Final answer
    x = 1,006,530,259.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.