Home / 1,958,684,467.86-2,702,778,735.52-1,111,642,396.74

Finding the Fourth Proportional to 1,958,684,467.86, 2,702,778,735.52 and 1,111,642,396.74

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Solution

The fourth proportional to 1,958,684,467.86, 2,702,778,735.52 and 1,111,642,396.74 is: 1,533,949,689.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,684,467.86 : 2,702,778,735.52 = 1,111,642,396.74 : x
  2. Step 2: Convert to fraction form
    1,958,684,467.86/2,702,778,735.52 = 1,111,642,396.74/x
  3. Step 3: Cross multiply
    1,958,684,467.86x = 2,702,778,735.52 × 1,111,642,396.74
  4. Step 4: Simplify right side
    1,958,684,467.86x = 3,004,523,431,411,359,232
  5. Step 5: Solve for x
    x = 3,004,523,431,411,359,232/1,958,684,467.86
  6. Step 6: Final answer
    x = 1,533,949,689.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.