Home / 14,702,021,065.92-20,290,504,334.16-8,359,339,259.28

Finding the Fourth Proportional to 14,702,021,065.92, 20,290,504,334.16 and 8,359,339,259.28

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Solution

The fourth proportional to 14,702,021,065.92, 20,290,504,334.16 and 8,359,339,259.28 is: 11,536,863,449.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,702,021,065.92 : 20,290,504,334.16 = 8,359,339,259.28 : x
  2. Step 2: Convert to fraction form
    14,702,021,065.92/20,290,504,334.16 = 8,359,339,259.28/x
  3. Step 3: Cross multiply
    14,702,021,065.92x = 20,290,504,334.16 × 8,359,339,259.28
  4. Step 4: Simplify right side
    14,702,021,065.92x = 169,615,209,471,134,662,656
  5. Step 5: Solve for x
    x = 169,615,209,471,134,662,656/14,702,021,065.92
  6. Step 6: Final answer
    x = 11,536,863,449.63

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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.