Home / 308,654,502.39-425,943,679.77-167,525,773.47

Finding the Fourth Proportional to 308,654,502.39, 425,943,679.77 and 167,525,773.47

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Solution

The fourth proportional to 308,654,502.39, 425,943,679.77 and 167,525,773.47 is: 231,185,820.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,654,502.39 : 425,943,679.77 = 167,525,773.47 : x
  2. Step 2: Convert to fraction form
    308,654,502.39/425,943,679.77 = 167,525,773.47/x
  3. Step 3: Cross multiply
    308,654,502.39x = 425,943,679.77 × 167,525,773.47
  4. Step 4: Simplify right side
    308,654,502.39x = 71,356,544,408,127,240
  5. Step 5: Solve for x
    x = 71,356,544,408,127,240/308,654,502.39
  6. Step 6: Final answer
    x = 231,185,820.57

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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.