Home / 904,198,950,781.38-1,356,563,089,173.90-291,566,189,909.36

Finding the Fourth Proportional to 904,198,950,781.38, 1,356,563,089,173.90 and 291,566,189,909.36

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Solution

The fourth proportional to 904,198,950,781.38, 1,356,563,089,173.90 and 291,566,189,909.36 is: 437,434,627,567.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,198,950,781.38 : 1,356,563,089,173.90 = 291,566,189,909.36 : x
  2. Step 2: Convert to fraction form
    904,198,950,781.38/1,356,563,089,173.90 = 291,566,189,909.36/x
  3. Step 3: Cross multiply
    904,198,950,781.38x = 1,356,563,089,173.90 × 291,566,189,909.36
  4. Step 4: Simplify right side
    904,198,950,781.38x = 395,527,931,282,105,370,148,864
  5. Step 5: Solve for x
    x = 395,527,931,282,105,370,148,864/904,198,950,781.38
  6. Step 6: Final answer
    x = 437,434,627,567.64

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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.