Home / 57,377,543,316.48-79,181,284,791.60-31,656,821,940.45

Finding the Fourth Proportional to 57,377,543,316.48, 79,181,284,791.60 and 31,656,821,940.45

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Solution

The fourth proportional to 57,377,543,316.48, 79,181,284,791.60 and 31,656,821,940.45 is: 43,686,566,011.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,377,543,316.48 : 79,181,284,791.60 = 31,656,821,940.45 : x
  2. Step 2: Convert to fraction form
    57,377,543,316.48/79,181,284,791.60 = 31,656,821,940.45/x
  3. Step 3: Cross multiply
    57,377,543,316.48x = 79,181,284,791.60 × 31,656,821,940.45
  4. Step 4: Simplify right side
    57,377,543,316.48x = 2,506,627,833,663,743,066,112
  5. Step 5: Solve for x
    x = 2,506,627,833,663,743,066,112/57,377,543,316.48
  6. Step 6: Final answer
    x = 43,686,566,011.34

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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.