Home / 414,024,291,244.20-621,036,436,866.30-397,770,983,135.40

Finding the Fourth Proportional to 414,024,291,244.20, 621,036,436,866.30 and 397,770,983,135.40

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Solution

The fourth proportional to 414,024,291,244.20, 621,036,436,866.30 and 397,770,983,135.40 is: 596,656,474,703.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,024,291,244.20 : 621,036,436,866.30 = 397,770,983,135.40 : x
  2. Step 2: Convert to fraction form
    414,024,291,244.20/621,036,436,866.30 = 397,770,983,135.40/x
  3. Step 3: Cross multiply
    414,024,291,244.20x = 621,036,436,866.30 × 397,770,983,135.40
  4. Step 4: Simplify right side
    414,024,291,244.20x = 247,030,274,055,213,942,833,152
  5. Step 5: Solve for x
    x = 247,030,274,055,213,942,833,152/414,024,291,244.20
  6. Step 6: Final answer
    x = 596,656,474,703.10

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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.