Home / 258,244,828.02-356,374,961.87-140,767,580.61

Finding the Fourth Proportional to 258,244,828.02, 356,374,961.87 and 140,767,580.61

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Solution

The fourth proportional to 258,244,828.02, 356,374,961.87 and 140,767,580.61 is: 194,257,680.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,244,828.02 : 356,374,961.87 = 140,767,580.61 : x
  2. Step 2: Convert to fraction form
    258,244,828.02/356,374,961.87 = 140,767,580.61/x
  3. Step 3: Cross multiply
    258,244,828.02x = 356,374,961.87 × 140,767,580.61
  4. Step 4: Simplify right side
    258,244,828.02x = 50,166,041,171,717,072
  5. Step 5: Solve for x
    x = 50,166,041,171,717,072/258,244,828.02
  6. Step 6: Final answer
    x = 194,257,680.03

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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.