Home / 352,146,270.40-528,219,405.60-179,959,386.40

Finding the Fourth Proportional to 352,146,270.40, 528,219,405.60 and 179,959,386.40

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Solution

The fourth proportional to 352,146,270.40, 528,219,405.60 and 179,959,386.40 is: 269,939,079.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,146,270.40 : 528,219,405.60 = 179,959,386.40 : x
  2. Step 2: Convert to fraction form
    352,146,270.40/528,219,405.60 = 179,959,386.40/x
  3. Step 3: Cross multiply
    352,146,270.40x = 528,219,405.60 × 179,959,386.40
  4. Step 4: Simplify right side
    352,146,270.40x = 95,058,040,116,348,736
  5. Step 5: Solve for x
    x = 95,058,040,116,348,736/352,146,270.40
  6. Step 6: Final answer
    x = 269,939,079.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.