Home / 1,157,543,996.80-1,738,331,534.40-613,348,412.80

Finding the Fourth Proportional to 1,157,543,996.80, 1,738,331,534.40 and 613,348,412.80

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Solution

The fourth proportional to 1,157,543,996.80, 1,738,331,534.40 and 613,348,412.80 is: 921,090,593.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,543,996.80 : 1,738,331,534.40 = 613,348,412.80 : x
  2. Step 2: Convert to fraction form
    1,157,543,996.80/1,738,331,534.40 = 613,348,412.80/x
  3. Step 3: Cross multiply
    1,157,543,996.80x = 1,738,331,534.40 × 613,348,412.80
  4. Step 4: Simplify right side
    1,157,543,996.80x = 1,066,202,887,544,428,544
  5. Step 5: Solve for x
    x = 1,066,202,887,544,428,544/1,157,543,996.80
  6. Step 6: Final answer
    x = 921,090,593.96

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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.