Home / 328,639,009.52-453,536,004.12-181,961,306.48

Finding the Fourth Proportional to 328,639,009.52, 453,536,004.12 and 181,961,306.48

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Solution

The fourth proportional to 328,639,009.52, 453,536,004.12 and 181,961,306.48 is: 251,114,449.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,639,009.52 : 453,536,004.12 = 181,961,306.48 : x
  2. Step 2: Convert to fraction form
    328,639,009.52/453,536,004.12 = 181,961,306.48/x
  3. Step 3: Cross multiply
    328,639,009.52x = 453,536,004.12 × 181,961,306.48
  4. Step 4: Simplify right side
    328,639,009.52x = 82,526,003,845,393,856
  5. Step 5: Solve for x
    x = 82,526,003,845,393,856/328,639,009.52
  6. Step 6: Final answer
    x = 251,114,449.15

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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.