Home / 14,846,319,179.91-20,487,776,424.89-8,072,137,664.55

Finding the Fourth Proportional to 14,846,319,179.91, 20,487,776,424.89 and 8,072,137,664.55

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Solution

The fourth proportional to 14,846,319,179.91, 20,487,776,424.89 and 8,072,137,664.55 is: 11,139,471,658.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,846,319,179.91 : 20,487,776,424.89 = 8,072,137,664.55 : x
  2. Step 2: Convert to fraction form
    14,846,319,179.91/20,487,776,424.89 = 8,072,137,664.55/x
  3. Step 3: Cross multiply
    14,846,319,179.91x = 20,487,776,424.89 × 8,072,137,664.55
  4. Step 4: Simplify right side
    14,846,319,179.91x = 165,380,151,742,201,856,000
  5. Step 5: Solve for x
    x = 165,380,151,742,201,856,000/14,846,319,179.91
  6. Step 6: Final answer
    x = 11,139,471,658.81

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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.