Home / 487,537,848,702.24-672,803,803,326.68-270,764,043,243.73

Finding the Fourth Proportional to 487,537,848,702.24, 672,803,803,326.68 and 270,764,043,243.73

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Solution

The fourth proportional to 487,537,848,702.24, 672,803,803,326.68 and 270,764,043,243.73 is: 373,655,252,783.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,537,848,702.24 : 672,803,803,326.68 = 270,764,043,243.73 : x
  2. Step 2: Convert to fraction form
    487,537,848,702.24/672,803,803,326.68 = 270,764,043,243.73/x
  3. Step 3: Cross multiply
    487,537,848,702.24x = 672,803,803,326.68 × 270,764,043,243.73
  4. Step 4: Simplify right side
    487,537,848,702.24x = 182,171,078,098,491,216,494,592
  5. Step 5: Solve for x
    x = 182,171,078,098,491,216,494,592/487,537,848,702.24
  6. Step 6: Final answer
    x = 373,655,252,783.77

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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.