Home / 454,922,874,527.05-627,813,301,078.32-251,926,645,181.35

Finding the Fourth Proportional to 454,922,874,527.05, 627,813,301,078.32 and 251,926,645,181.35

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Solution

The fourth proportional to 454,922,874,527.05, 627,813,301,078.32 and 251,926,645,181.35 is: 347,669,698,749.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,922,874,527.05 : 627,813,301,078.32 = 251,926,645,181.35 : x
  2. Step 2: Convert to fraction form
    454,922,874,527.05/627,813,301,078.32 = 251,926,645,181.35/x
  3. Step 3: Cross multiply
    454,922,874,527.05x = 627,813,301,078.32 × 251,926,645,181.35
  4. Step 4: Simplify right side
    454,922,874,527.05x = 158,162,898,740,889,973,161,984
  5. Step 5: Solve for x
    x = 158,162,898,740,889,973,161,984/454,922,874,527.05
  6. Step 6: Final answer
    x = 347,669,698,749.09

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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.