Home / 362,437,453.97-543,433,688.18-140,850,063.57

Finding the Fourth Proportional to 362,437,453.97, 543,433,688.18 and 140,850,063.57

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Solution

The fourth proportional to 362,437,453.97, 543,433,688.18 and 140,850,063.57 is: 211,188,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,437,453.97 : 543,433,688.18 = 140,850,063.57 : x
  2. Step 2: Convert to fraction form
    362,437,453.97/543,433,688.18 = 140,850,063.57/x
  3. Step 3: Cross multiply
    362,437,453.97x = 543,433,688.18 × 140,850,063.57
  4. Step 4: Simplify right side
    362,437,453.97x = 76,542,669,528,094,368
  5. Step 5: Solve for x
    x = 76,542,669,528,094,368/362,437,453.97
  6. Step 6: Final answer
    x = 211,188,630.45

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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.