Home / 996,382,818.68-1,375,008,237.26-538,092,321.39

Finding the Fourth Proportional to 996,382,818.68, 1,375,008,237.26 and 538,092,321.39

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Solution

The fourth proportional to 996,382,818.68, 1,375,008,237.26 and 538,092,321.39 is: 742,567,375.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,382,818.68 : 1,375,008,237.26 = 538,092,321.39 : x
  2. Step 2: Convert to fraction form
    996,382,818.68/1,375,008,237.26 = 538,092,321.39/x
  3. Step 3: Cross multiply
    996,382,818.68x = 1,375,008,237.26 × 538,092,321.39
  4. Step 4: Simplify right side
    996,382,818.68x = 739,881,374,314,914,816
  5. Step 5: Solve for x
    x = 739,881,374,314,914,816/996,382,818.68
  6. Step 6: Final answer
    x = 742,567,375.16

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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.