Home / 56,218,530,026.25-84,324,825,064.31-18,440,129,058.18

Finding the Fourth Proportional to 56,218,530,026.25, 84,324,825,064.31 and 18,440,129,058.18

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Solution

The fourth proportional to 56,218,530,026.25, 84,324,825,064.31 and 18,440,129,058.18 is: 27,659,219,411.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,218,530,026.25 : 84,324,825,064.31 = 18,440,129,058.18 : x
  2. Step 2: Convert to fraction form
    56,218,530,026.25/84,324,825,064.31 = 18,440,129,058.18/x
  3. Step 3: Cross multiply
    56,218,530,026.25x = 84,324,825,064.31 × 18,440,129,058.18
  4. Step 4: Simplify right side
    56,218,530,026.25x = 1,554,960,656,994,485,927,936
  5. Step 5: Solve for x
    x = 1,554,960,656,994,485,927,936/56,218,530,026.25
  6. Step 6: Final answer
    x = 27,659,219,411.62

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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.