Home / 270,174,519-372,841,155.12-146,415,196.12

Finding the Fourth Proportional to 270,174,519, 372,841,155.12 and 146,415,196.12

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Solution

The fourth proportional to 270,174,519, 372,841,155.12 and 146,415,196.12 is: 202,053,143.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,174,519 : 372,841,155.12 = 146,415,196.12 : x
  2. Step 2: Convert to fraction form
    270,174,519/372,841,155.12 = 146,415,196.12/x
  3. Step 3: Cross multiply
    270,174,519x = 372,841,155.12 × 146,415,196.12
  4. Step 4: Simplify right side
    270,174,519x = 54,589,610,848,502,144
  5. Step 5: Solve for x
    x = 54,589,610,848,502,144/270,174,519
  6. Step 6: Final answer
    x = 202,053,143.47

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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.