Home / 491,154,181.32-677,794,935.06-271,139,415.24

Finding the Fourth Proportional to 491,154,181.32, 677,794,935.06 and 271,139,415.24

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Solution

The fourth proportional to 491,154,181.32, 677,794,935.06 and 271,139,415.24 is: 374,173,588.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,154,181.32 : 677,794,935.06 = 271,139,415.24 : x
  2. Step 2: Convert to fraction form
    491,154,181.32/677,794,935.06 = 271,139,415.24/x
  3. Step 3: Cross multiply
    491,154,181.32x = 677,794,935.06 × 271,139,415.24
  4. Step 4: Simplify right side
    491,154,181.32x = 183,776,922,344,802,176
  5. Step 5: Solve for x
    x = 183,776,922,344,802,176/491,154,181.32
  6. Step 6: Final answer
    x = 374,173,588.12

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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.