Home / 1,491,807,203.73-2,237,329,123-442,299,995.98

Finding the Fourth Proportional to 1,491,807,203.73, 2,237,329,123 and 442,299,995.98

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Solution

The fourth proportional to 1,491,807,203.73, 2,237,329,123 and 442,299,995.98 is: 663,336,830.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,807,203.73 : 2,237,329,123 = 442,299,995.98 : x
  2. Step 2: Convert to fraction form
    1,491,807,203.73/2,237,329,123 = 442,299,995.98/x
  3. Step 3: Cross multiply
    1,491,807,203.73x = 2,237,329,123 × 442,299,995.98
  4. Step 4: Simplify right side
    1,491,807,203.73x = 989,570,662,108,836,992
  5. Step 5: Solve for x
    x = 989,570,662,108,836,992/1,491,807,203.73
  6. Step 6: Final answer
    x = 663,336,830.41

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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.