Home / 2,787,403,259.04-4,184,010,436.44-1,235,784,236.64

Finding the Fourth Proportional to 2,787,403,259.04, 4,184,010,436.44 and 1,235,784,236.64

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Solution

The fourth proportional to 2,787,403,259.04, 4,184,010,436.44 and 1,235,784,236.64 is: 1,854,964,518.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,403,259.04 : 4,184,010,436.44 = 1,235,784,236.64 : x
  2. Step 2: Convert to fraction form
    2,787,403,259.04/4,184,010,436.44 = 1,235,784,236.64/x
  3. Step 3: Cross multiply
    2,787,403,259.04x = 4,184,010,436.44 × 1,235,784,236.64
  4. Step 4: Simplify right side
    2,787,403,259.04x = 5,170,534,143,289,798,656
  5. Step 5: Solve for x
    x = 5,170,534,143,289,798,656/2,787,403,259.04
  6. Step 6: Final answer
    x = 1,854,964,518.15

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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.