Home / 328,189,964,113.34-492,453,236,041.48-158,354,393,984.64

Finding the Fourth Proportional to 328,189,964,113.34, 492,453,236,041.48 and 158,354,393,984.64

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Solution

The fourth proportional to 328,189,964,113.34, 492,453,236,041.48 and 158,354,393,984.64 is: 237,612,792,243.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,189,964,113.34 : 492,453,236,041.48 = 158,354,393,984.64 : x
  2. Step 2: Convert to fraction form
    328,189,964,113.34/492,453,236,041.48 = 158,354,393,984.64/x
  3. Step 3: Cross multiply
    328,189,964,113.34x = 492,453,236,041.48 × 158,354,393,984.64
  4. Step 4: Simplify right side
    328,189,964,113.34x = 77,982,133,759,123,442,892,800
  5. Step 5: Solve for x
    x = 77,982,133,759,123,442,892,800/328,189,964,113.34
  6. Step 6: Final answer
    x = 237,612,792,243.07

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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.