Home / 6,126,422,654.51-9,192,306,955.38-2,145,364,105.64

Finding the Fourth Proportional to 6,126,422,654.51, 9,192,306,955.38 and 2,145,364,105.64

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Solution

The fourth proportional to 6,126,422,654.51, 9,192,306,955.38 and 2,145,364,105.64 is: 3,218,982,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126,422,654.51 : 9,192,306,955.38 = 2,145,364,105.64 : x
  2. Step 2: Convert to fraction form
    6,126,422,654.51/9,192,306,955.38 = 2,145,364,105.64/x
  3. Step 3: Cross multiply
    6,126,422,654.51x = 9,192,306,955.38 × 2,145,364,105.64
  4. Step 4: Simplify right side
    6,126,422,654.51x = 19,720,845,390,075,715,584
  5. Step 5: Solve for x
    x = 19,720,845,390,075,715,584/6,126,422,654.51
  6. Step 6: Final answer
    x = 3,218,982,186.21

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1.5x scale

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.