Home / 308,018,546.26-425,086,448.82-174,009,984.16

Finding the Fourth Proportional to 308,018,546.26, 425,086,448.82 and 174,009,984.16

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Solution

The fourth proportional to 308,018,546.26, 425,086,448.82 and 174,009,984.16 is: 240,145,559.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,018,546.26 : 425,086,448.82 = 174,009,984.16 : x
  2. Step 2: Convert to fraction form
    308,018,546.26/425,086,448.82 = 174,009,984.16/x
  3. Step 3: Cross multiply
    308,018,546.26x = 425,086,448.82 × 174,009,984.16
  4. Step 4: Simplify right side
    308,018,546.26x = 73,969,286,225,798,848
  5. Step 5: Solve for x
    x = 73,969,286,225,798,848/308,018,546.26
  6. Step 6: Final answer
    x = 240,145,559.82

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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.