Home / 19,642,734,773.64-29,485,076,754.60-8,456,145,818.76

Finding the Fourth Proportional to 19,642,734,773.64, 29,485,076,754.60 and 8,456,145,818.76

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Solution

The fourth proportional to 19,642,734,773.64, 29,485,076,754.60 and 8,456,145,818.76 is: 12,693,248,235.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,642,734,773.64 : 29,485,076,754.60 = 8,456,145,818.76 : x
  2. Step 2: Convert to fraction form
    19,642,734,773.64/29,485,076,754.60 = 8,456,145,818.76/x
  3. Step 3: Cross multiply
    19,642,734,773.64x = 29,485,076,754.60 × 8,456,145,818.76
  4. Step 4: Simplify right side
    19,642,734,773.64x = 249,330,108,514,228,469,760
  5. Step 5: Solve for x
    x = 249,330,108,514,228,469,760/19,642,734,773.64
  6. Step 6: Final answer
    x = 12,693,248,235.92

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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.