Home / 3,863,680,108.98-5,794,291,499.58-1,242,874,151.88

Finding the Fourth Proportional to 3,863,680,108.98, 5,794,291,499.58 and 1,242,874,151.88

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Solution

The fourth proportional to 3,863,680,108.98, 5,794,291,499.58 and 1,242,874,151.88 is: 1,863,915,989.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863,680,108.98 : 5,794,291,499.58 = 1,242,874,151.88 : x
  2. Step 2: Convert to fraction form
    3,863,680,108.98/5,794,291,499.58 = 1,242,874,151.88/x
  3. Step 3: Cross multiply
    3,863,680,108.98x = 5,794,291,499.58 × 1,242,874,151.88
  4. Step 4: Simplify right side
    3,863,680,108.98x = 7,201,575,133,285,986,304
  5. Step 5: Solve for x
    x = 7,201,575,133,285,986,304/3,863,680,108.98
  6. Step 6: Final answer
    x = 1,863,915,989.46

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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.