Home / 14,918,460,581.73-20,587,370,871.91-8,144,279,160.87

Finding the Fourth Proportional to 14,918,460,581.73, 20,587,370,871.91 and 8,144,279,160.87

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Solution

The fourth proportional to 14,918,460,581.73, 20,587,370,871.91 and 8,144,279,160.87 is: 11,239,048,067.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,918,460,581.73 : 20,587,370,871.91 = 8,144,279,160.87 : x
  2. Step 2: Convert to fraction form
    14,918,460,581.73/20,587,370,871.91 = 8,144,279,160.87/x
  3. Step 3: Cross multiply
    14,918,460,581.73x = 20,587,370,871.91 × 8,144,279,160.87
  4. Step 4: Simplify right side
    14,918,460,581.73x = 167,669,295,569,206,804,480
  5. Step 5: Solve for x
    x = 167,669,295,569,206,804,480/14,918,460,581.73
  6. Step 6: Final answer
    x = 11,239,048,067.37

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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.