Home / 996,382,820.18-1,375,008,239.33-538,092,322.89

Finding the Fourth Proportional to 996,382,820.18, 1,375,008,239.33 and 538,092,322.89

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Solution

The fourth proportional to 996,382,820.18, 1,375,008,239.33 and 538,092,322.89 is: 742,567,377.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,382,820.18 : 1,375,008,239.33 = 538,092,322.89 : x
  2. Step 2: Convert to fraction form
    996,382,820.18/1,375,008,239.33 = 538,092,322.89/x
  3. Step 3: Cross multiply
    996,382,820.18x = 1,375,008,239.33 × 538,092,322.89
  4. Step 4: Simplify right side
    996,382,820.18x = 739,881,377,493,968,640
  5. Step 5: Solve for x
    x = 739,881,377,493,968,640/996,382,820.18
  6. Step 6: Final answer
    x = 742,567,377.23

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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.