Home / 256,092,969.22-353,260,783.85-154,179,702.54

Finding the Fourth Proportional to 256,092,969.22, 353,260,783.85 and 154,179,702.54

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Solution

The fourth proportional to 256,092,969.22, 353,260,783.85 and 154,179,702.54 is: 212,679,179.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,092,969.22 : 353,260,783.85 = 154,179,702.54 : x
  2. Step 2: Convert to fraction form
    256,092,969.22/353,260,783.85 = 154,179,702.54/x
  3. Step 3: Cross multiply
    256,092,969.22x = 353,260,783.85 × 154,179,702.54
  4. Step 4: Simplify right side
    256,092,969.22x = 54,465,642,573,262,000
  5. Step 5: Solve for x
    x = 54,465,642,573,262,000/256,092,969.22
  6. Step 6: Final answer
    x = 212,679,179.51

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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.