Home / 438,360,192.96-604,707,717.87-271,042,969.38

Finding the Fourth Proportional to 438,360,192.96, 604,707,717.87 and 271,042,969.38

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Solution

The fourth proportional to 438,360,192.96, 604,707,717.87 and 271,042,969.38 is: 373,897,489.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,360,192.96 : 604,707,717.87 = 271,042,969.38 : x
  2. Step 2: Convert to fraction form
    438,360,192.96/604,707,717.87 = 271,042,969.38/x
  3. Step 3: Cross multiply
    438,360,192.96x = 604,707,717.87 × 271,042,969.38
  4. Step 4: Simplify right side
    438,360,192.96x = 163,901,775,458,488,096
  5. Step 5: Solve for x
    x = 163,901,775,458,488,096/438,360,192.96
  6. Step 6: Final answer
    x = 373,897,489.08

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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.