Home / 319,687,402.92-441,168,610.68-173,009,686.92

Finding the Fourth Proportional to 319,687,402.92, 441,168,610.68 and 173,009,686.92

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Solution

The fourth proportional to 319,687,402.92, 441,168,610.68 and 173,009,686.92 is: 238,753,365.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,687,402.92 : 441,168,610.68 = 173,009,686.92 : x
  2. Step 2: Convert to fraction form
    319,687,402.92/441,168,610.68 = 173,009,686.92/x
  3. Step 3: Cross multiply
    319,687,402.92x = 441,168,610.68 × 173,009,686.92
  4. Step 4: Simplify right side
    319,687,402.92x = 76,326,443,212,678,160
  5. Step 5: Solve for x
    x = 76,326,443,212,678,160/319,687,402.92
  6. Step 6: Final answer
    x = 238,753,365.05

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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.