Home / 776,268,435,249.05-1,164,426,374,445.90-266,320,049,172.91

Finding the Fourth Proportional to 776,268,435,249.05, 1,164,426,374,445.90 and 266,320,049,172.91

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Solution

The fourth proportional to 776,268,435,249.05, 1,164,426,374,445.90 and 266,320,049,172.91 is: 399,488,212,091.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,268,435,249.05 : 1,164,426,374,445.90 = 266,320,049,172.91 : x
  2. Step 2: Convert to fraction form
    776,268,435,249.05/1,164,426,374,445.90 = 266,320,049,172.91/x
  3. Step 3: Cross multiply
    776,268,435,249.05x = 1,164,426,374,445.90 × 266,320,049,172.91
  4. Step 4: Simplify right side
    776,268,435,249.05x = 310,110,089,300,665,364,905,984
  5. Step 5: Solve for x
    x = 310,110,089,300,665,364,905,984/776,268,435,249.05
  6. Step 6: Final answer
    x = 399,488,212,091.44

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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.