Home / 14,122,071,313.76-19,488,457,489.20-8,185,067,553.44

Finding the Fourth Proportional to 14,122,071,313.76, 19,488,457,489.20 and 8,185,067,553.44

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Solution

The fourth proportional to 14,122,071,313.76, 19,488,457,489.20 and 8,185,067,553.44 is: 11,295,392,688.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,122,071,313.76 : 19,488,457,489.20 = 8,185,067,553.44 : x
  2. Step 2: Convert to fraction form
    14,122,071,313.76/19,488,457,489.20 = 8,185,067,553.44/x
  3. Step 3: Cross multiply
    14,122,071,313.76x = 19,488,457,489.20 × 8,185,067,553.44
  4. Step 4: Simplify right side
    14,122,071,313.76x = 159,514,341,061,445,681,152
  5. Step 5: Solve for x
    x = 159,514,341,061,445,681,152/14,122,071,313.76
  6. Step 6: Final answer
    x = 11,295,392,688.32

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1.5x scale

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.