Home / 378,592,578.45-566,725,167.71-322,741,014.98

Finding the Fourth Proportional to 378,592,578.45, 566,725,167.71 and 322,741,014.98

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Solution

The fourth proportional to 378,592,578.45, 566,725,167.71 and 322,741,014.98 is: 483,119,496.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,592,578.45 : 566,725,167.71 = 322,741,014.98 : x
  2. Step 2: Convert to fraction form
    378,592,578.45/566,725,167.71 = 322,741,014.98/x
  3. Step 3: Cross multiply
    378,592,578.45x = 566,725,167.71 × 322,741,014.98
  4. Step 4: Simplify right side
    378,592,578.45x = 182,905,455,838,199,072
  5. Step 5: Solve for x
    x = 182,905,455,838,199,072/378,592,578.45
  6. Step 6: Final answer
    x = 483,119,496.39

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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.