Home / 19,238,388,906.95-26,548,976,116.31-10,664,793,821.16

Finding the Fourth Proportional to 19,238,388,906.95, 26,548,976,116.31 and 10,664,793,821.16

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Solution

The fourth proportional to 19,238,388,906.95, 26,548,976,116.31 and 10,664,793,821.16 is: 14,717,415,154.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,238,388,906.95 : 26,548,976,116.31 = 10,664,793,821.16 : x
  2. Step 2: Convert to fraction form
    19,238,388,906.95/26,548,976,116.31 = 10,664,793,821.16/x
  3. Step 3: Cross multiply
    19,238,388,906.95x = 26,548,976,116.31 × 10,664,793,821.16
  4. Step 4: Simplify right side
    19,238,388,906.95x = 283,139,356,443,347,320,832
  5. Step 5: Solve for x
    x = 283,139,356,443,347,320,832/19,238,388,906.95
  6. Step 6: Final answer
    x = 14,717,415,154.29

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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.