Home / 171,314,212,716.66-236,419,283,242.05-94,154,787,426.91

Finding the Fourth Proportional to 171,314,212,716.66, 236,419,283,242.05 and 94,154,787,426.91

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Solution

The fourth proportional to 171,314,212,716.66, 236,419,283,242.05 and 94,154,787,426.91 is: 129,936,722,728.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,314,212,716.66 : 236,419,283,242.05 = 94,154,787,426.91 : x
  2. Step 2: Convert to fraction form
    171,314,212,716.66/236,419,283,242.05 = 94,154,787,426.91/x
  3. Step 3: Cross multiply
    171,314,212,716.66x = 236,419,283,242.05 × 94,154,787,426.91
  4. Step 4: Simplify right side
    171,314,212,716.66x = 22,260,007,357,277,643,210,752
  5. Step 5: Solve for x
    x = 22,260,007,357,277,643,210,752/171,314,212,716.66
  6. Step 6: Final answer
    x = 129,936,722,728.86

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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.