Home / 258,922,618.18-357,318,480.42-141,455,556.74

Finding the Fourth Proportional to 258,922,618.18, 357,318,480.42 and 141,455,556.74

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Solution

The fourth proportional to 258,922,618.18, 357,318,480.42 and 141,455,556.74 is: 195,211,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,922,618.18 : 357,318,480.42 = 141,455,556.74 : x
  2. Step 2: Convert to fraction form
    258,922,618.18/357,318,480.42 = 141,455,556.74/x
  3. Step 3: Cross multiply
    258,922,618.18x = 357,318,480.42 × 141,455,556.74
  4. Step 4: Simplify right side
    258,922,618.18x = 50,544,684,581,301,896
  5. Step 5: Solve for x
    x = 50,544,684,581,301,896/258,922,618.18
  6. Step 6: Final answer
    x = 195,211,545.97

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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.