Home / 1,089,549,690.24-1,634,313,765.60-499,172,468.16

Finding the Fourth Proportional to 1,089,549,690.24, 1,634,313,765.60 and 499,172,468.16

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Solution

The fourth proportional to 1,089,549,690.24, 1,634,313,765.60 and 499,172,468.16 is: 748,753,768.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,549,690.24 : 1,634,313,765.60 = 499,172,468.16 : x
  2. Step 2: Convert to fraction form
    1,089,549,690.24/1,634,313,765.60 = 499,172,468.16/x
  3. Step 3: Cross multiply
    1,089,549,690.24x = 1,634,313,765.60 × 499,172,468.16
  4. Step 4: Simplify right side
    1,089,549,690.24x = 815,804,436,122,415,744
  5. Step 5: Solve for x
    x = 815,804,436,122,415,744/1,089,549,690.24
  6. Step 6: Final answer
    x = 748,753,768.12

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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.