Home / 256,946,524,876.56-354,595,773,833.64-154,080,392,164.32

Finding the Fourth Proportional to 256,946,524,876.56, 354,595,773,833.64 and 154,080,392,164.32

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Solution

The fourth proportional to 256,946,524,876.56, 354,595,773,833.64 and 154,080,392,164.32 is: 212,636,679,629.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,946,524,876.56 : 354,595,773,833.64 = 154,080,392,164.32 : x
  2. Step 2: Convert to fraction form
    256,946,524,876.56/354,595,773,833.64 = 154,080,392,164.32/x
  3. Step 3: Cross multiply
    256,946,524,876.56x = 354,595,773,833.64 × 154,080,392,164.32
  4. Step 4: Simplify right side
    256,946,524,876.56x = 54,636,255,892,097,776,746,496
  5. Step 5: Solve for x
    x = 54,636,255,892,097,776,746,496/256,946,524,876.56
  6. Step 6: Final answer
    x = 212,636,679,629.53

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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.