Home / 11,698,899,621.21-16,144,481,477.61-6,686,754,662.79

Finding the Fourth Proportional to 11,698,899,621.21, 16,144,481,477.61 and 6,686,754,662.79

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Solution

The fourth proportional to 11,698,899,621.21, 16,144,481,477.61 and 6,686,754,662.79 is: 9,227,721,434.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,698,899,621.21 : 16,144,481,477.61 = 6,686,754,662.79 : x
  2. Step 2: Convert to fraction form
    11,698,899,621.21/16,144,481,477.61 = 6,686,754,662.79/x
  3. Step 3: Cross multiply
    11,698,899,621.21x = 16,144,481,477.61 × 6,686,754,662.79
  4. Step 4: Simplify right side
    11,698,899,621.21x = 107,954,186,798,735,458,304
  5. Step 5: Solve for x
    x = 107,954,186,798,735,458,304/11,698,899,621.21
  6. Step 6: Final answer
    x = 9,227,721,434.84

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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.