Home / 159,365,211.36-219,918,185.52-88,797,175.38

Finding the Fourth Proportional to 159,365,211.36, 219,918,185.52 and 88,797,175.38

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Solution

The fourth proportional to 159,365,211.36, 219,918,185.52 and 88,797,175.38 is: 122,536,866.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,365,211.36 : 219,918,185.52 = 88,797,175.38 : x
  2. Step 2: Convert to fraction form
    159,365,211.36/219,918,185.52 = 88,797,175.38/x
  3. Step 3: Cross multiply
    159,365,211.36x = 219,918,185.52 × 88,797,175.38
  4. Step 4: Simplify right side
    159,365,211.36x = 19,528,113,688,870,816
  5. Step 5: Solve for x
    x = 19,528,113,688,870,816/159,365,211.36
  6. Step 6: Final answer
    x = 122,536,866.87

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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.