Home / 212,850,003,149.81-293,734,836,102.72-121,403,186,005.04

Finding the Fourth Proportional to 212,850,003,149.81, 293,734,836,102.72 and 121,403,186,005.04

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Solution

The fourth proportional to 212,850,003,149.81, 293,734,836,102.72 and 121,403,186,005.04 is: 167,537,441,465.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,850,003,149.81 : 293,734,836,102.72 = 121,403,186,005.04 : x
  2. Step 2: Convert to fraction form
    212,850,003,149.81/293,734,836,102.72 = 121,403,186,005.04/x
  3. Step 3: Cross multiply
    212,850,003,149.81x = 293,734,836,102.72 × 121,403,186,005.04
  4. Step 4: Simplify right side
    212,850,003,149.81x = 35,660,344,943,538,448,891,904
  5. Step 5: Solve for x
    x = 35,660,344,943,538,448,891,904/212,850,003,149.81
  6. Step 6: Final answer
    x = 167,537,441,465.01

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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.