Home / 1,642,820,671.20-2,464,207,183.44-399,260,356.32

Finding the Fourth Proportional to 1,642,820,671.20, 2,464,207,183.44 and 399,260,356.32

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Solution

The fourth proportional to 1,642,820,671.20, 2,464,207,183.44 and 399,260,356.32 is: 598,884,744.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,820,671.20 : 2,464,207,183.44 = 399,260,356.32 : x
  2. Step 2: Convert to fraction form
    1,642,820,671.20/2,464,207,183.44 = 399,260,356.32/x
  3. Step 3: Cross multiply
    1,642,820,671.20x = 2,464,207,183.44 × 399,260,356.32
  4. Step 4: Simplify right side
    1,642,820,671.20x = 983,860,238,106,557,952
  5. Step 5: Solve for x
    x = 983,860,238,106,557,952/1,642,820,671.20
  6. Step 6: Final answer
    x = 598,884,744.61

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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.