Home / 1,364,344,722.36-2,046,311,814.33-381,643,883.28

Finding the Fourth Proportional to 1,364,344,722.36, 2,046,311,814.33 and 381,643,883.28

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Solution

The fourth proportional to 1,364,344,722.36, 2,046,311,814.33 and 381,643,883.28 is: 572,408,405.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,344,722.36 : 2,046,311,814.33 = 381,643,883.28 : x
  2. Step 2: Convert to fraction form
    1,364,344,722.36/2,046,311,814.33 = 381,643,883.28/x
  3. Step 3: Cross multiply
    1,364,344,722.36x = 2,046,311,814.33 × 381,643,883.28
  4. Step 4: Simplify right side
    1,364,344,722.36x = 780,962,387,222,643,456
  5. Step 5: Solve for x
    x = 780,962,387,222,643,456/1,364,344,722.36
  6. Step 6: Final answer
    x = 572,408,405.61

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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.