Home / 366,662,163.89-507,326,180.58-319,717,129.06

Finding the Fourth Proportional to 366,662,163.89, 507,326,180.58 and 319,717,129.06

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Solution

The fourth proportional to 366,662,163.89, 507,326,180.58 and 319,717,129.06 is: 442,371,441.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,662,163.89 : 507,326,180.58 = 319,717,129.06 : x
  2. Step 2: Convert to fraction form
    366,662,163.89/507,326,180.58 = 319,717,129.06/x
  3. Step 3: Cross multiply
    366,662,163.89x = 507,326,180.58 × 319,717,129.06
  4. Step 4: Simplify right side
    366,662,163.89x = 162,200,869,952,012,736
  5. Step 5: Solve for x
    x = 162,200,869,952,012,736/366,662,163.89
  6. Step 6: Final answer
    x = 442,371,441.41

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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.