Home / 328,189,964,114.34-492,453,236,042.98-158,354,393,985.64

Finding the Fourth Proportional to 328,189,964,114.34, 492,453,236,042.98 and 158,354,393,985.64

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Solution

The fourth proportional to 328,189,964,114.34, 492,453,236,042.98 and 158,354,393,985.64 is: 237,612,792,244.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,189,964,114.34 : 492,453,236,042.98 = 158,354,393,985.64 : x
  2. Step 2: Convert to fraction form
    328,189,964,114.34/492,453,236,042.98 = 158,354,393,985.64/x
  3. Step 3: Cross multiply
    328,189,964,114.34x = 492,453,236,042.98 × 158,354,393,985.64
  4. Step 4: Simplify right side
    328,189,964,114.34x = 77,982,133,759,853,436,338,176
  5. Step 5: Solve for x
    x = 77,982,133,759,853,436,338,176/328,189,964,114.34
  6. Step 6: Final answer
    x = 237,612,792,244.57

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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.