Home / 18,631,062,537.80-27,955,320,856.70-9,182,555,643.89

Finding the Fourth Proportional to 18,631,062,537.80, 27,955,320,856.70 and 9,182,555,643.89

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Solution

The fourth proportional to 18,631,062,537.80, 27,955,320,856.70 and 9,182,555,643.89 is: 13,778,134,703.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,631,062,537.80 : 27,955,320,856.70 = 9,182,555,643.89 : x
  2. Step 2: Convert to fraction form
    18,631,062,537.80/27,955,320,856.70 = 9,182,555,643.89/x
  3. Step 3: Cross multiply
    18,631,062,537.80x = 27,955,320,856.70 × 9,182,555,643.89
  4. Step 4: Simplify right side
    18,631,062,537.80x = 256,701,289,309,260,742,656
  5. Step 5: Solve for x
    x = 256,701,289,309,260,742,656/18,631,062,537.80
  6. Step 6: Final answer
    x = 13,778,134,703.19

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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.