Home / 14,421,917,497.65-19,902,363,002.91-7,991,844,883.97

Finding the Fourth Proportional to 14,421,917,497.65, 19,902,363,002.91 and 7,991,844,883.97

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Solution

The fourth proportional to 14,421,917,497.65, 19,902,363,002.91 and 7,991,844,883.97 is: 11,028,810,695.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421,917,497.65 : 19,902,363,002.91 = 7,991,844,883.97 : x
  2. Step 2: Convert to fraction form
    14,421,917,497.65/19,902,363,002.91 = 7,991,844,883.97/x
  3. Step 3: Cross multiply
    14,421,917,497.65x = 19,902,363,002.91 × 7,991,844,883.97
  4. Step 4: Simplify right side
    14,421,917,497.65x = 159,056,597,943,707,992,064
  5. Step 5: Solve for x
    x = 159,056,597,943,707,992,064/14,421,917,497.65
  6. Step 6: Final answer
    x = 11,028,810,695.22

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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.