Home / 12,392,979,699.87-18,587,653,516.18-6,095,718,604.28

Finding the Fourth Proportional to 12,392,979,699.87, 18,587,653,516.18 and 6,095,718,604.28

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Solution

The fourth proportional to 12,392,979,699.87, 18,587,653,516.18 and 6,095,718,604.28 is: 9,142,684,656.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,392,979,699.87 : 18,587,653,516.18 = 6,095,718,604.28 : x
  2. Step 2: Convert to fraction form
    12,392,979,699.87/18,587,653,516.18 = 6,095,718,604.28/x
  3. Step 3: Cross multiply
    12,392,979,699.87x = 18,587,653,516.18 × 6,095,718,604.28
  4. Step 4: Simplify right side
    12,392,979,699.87x = 113,305,105,348,488,986,624
  5. Step 5: Solve for x
    x = 113,305,105,348,488,986,624/12,392,979,699.87
  6. Step 6: Final answer
    x = 9,142,684,656.35

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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.