Home / 68,939,707,744.08-103,401,002,747.70-18,579,081,346.92

Finding the Fourth Proportional to 68,939,707,744.08, 103,401,002,747.70 and 18,579,081,346.92

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Solution

The fourth proportional to 68,939,707,744.08, 103,401,002,747.70 and 18,579,081,346.92 is: 27,866,315,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,939,707,744.08 : 103,401,002,747.70 = 18,579,081,346.92 : x
  2. Step 2: Convert to fraction form
    68,939,707,744.08/103,401,002,747.70 = 18,579,081,346.92/x
  3. Step 3: Cross multiply
    68,939,707,744.08x = 103,401,002,747.70 × 18,579,081,346.92
  4. Step 4: Simplify right side
    68,939,707,744.08x = 1,921,095,641,402,616,578,048
  5. Step 5: Solve for x
    x = 1,921,095,641,402,616,578,048/68,939,707,744.08
  6. Step 6: Final answer
    x = 27,866,315,426.43

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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.