Home / 328,189,964,117.36-492,453,236,047.48-158,354,393,988.64

Finding the Fourth Proportional to 328,189,964,117.36, 492,453,236,047.48 and 158,354,393,988.64

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Solution

The fourth proportional to 328,189,964,117.36, 492,453,236,047.48 and 158,354,393,988.64 is: 237,612,792,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,189,964,117.36 : 492,453,236,047.48 = 158,354,393,988.64 : x
  2. Step 2: Convert to fraction form
    328,189,964,117.36/492,453,236,047.48 = 158,354,393,988.64/x
  3. Step 3: Cross multiply
    328,189,964,117.36x = 492,453,236,047.48 × 158,354,393,988.64
  4. Step 4: Simplify right side
    328,189,964,117.36x = 77,982,133,762,043,383,119,872
  5. Step 5: Solve for x
    x = 77,982,133,762,043,383,119,872/328,189,964,117.36
  6. Step 6: Final answer
    x = 237,612,792,249.06

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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.