Home / 11,389,464,943.11-15,717,460,274.82-6,811,728,655.46

Finding the Fourth Proportional to 11,389,464,943.11, 15,717,460,274.82 and 6,811,728,655.46

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Solution

The fourth proportional to 11,389,464,943.11, 15,717,460,274.82 and 6,811,728,655.46 is: 9,400,184,739.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389,464,943.11 : 15,717,460,274.82 = 6,811,728,655.46 : x
  2. Step 2: Convert to fraction form
    11,389,464,943.11/15,717,460,274.82 = 6,811,728,655.46/x
  3. Step 3: Cross multiply
    11,389,464,943.11x = 15,717,460,274.82 × 6,811,728,655.46
  4. Step 4: Simplify right side
    11,389,464,943.11x = 107,063,074,544,967,008,256
  5. Step 5: Solve for x
    x = 107,063,074,544,967,008,256/11,389,464,943.11
  6. Step 6: Final answer
    x = 9,400,184,739.12

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1.5x scale

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.