Home / 274,979,004.12-379,463,458.56-151,219,681.25

Finding the Fourth Proportional to 274,979,004.12, 379,463,458.56 and 151,219,681.25

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Solution

The fourth proportional to 274,979,004.12, 379,463,458.56 and 151,219,681.25 is: 208,678,998.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,979,004.12 : 379,463,458.56 = 151,219,681.25 : x
  2. Step 2: Convert to fraction form
    274,979,004.12/379,463,458.56 = 151,219,681.25/x
  3. Step 3: Cross multiply
    274,979,004.12x = 379,463,458.56 × 151,219,681.25
  4. Step 4: Simplify right side
    274,979,004.12x = 57,382,343,247,001,392
  5. Step 5: Solve for x
    x = 57,382,343,247,001,392/274,979,004.12
  6. Step 6: Final answer
    x = 208,678,998.71

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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.