Home / 303,556,860.36-455,335,238.43-165,498,567.19

Finding the Fourth Proportional to 303,556,860.36, 455,335,238.43 and 165,498,567.19

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Solution

The fourth proportional to 303,556,860.36, 455,335,238.43 and 165,498,567.19 is: 248,247,822.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,556,860.36 : 455,335,238.43 = 165,498,567.19 : x
  2. Step 2: Convert to fraction form
    303,556,860.36/455,335,238.43 = 165,498,567.19/x
  3. Step 3: Cross multiply
    303,556,860.36x = 455,335,238.43 × 165,498,567.19
  4. Step 4: Simplify right side
    303,556,860.36x = 75,357,329,550,143,696
  5. Step 5: Solve for x
    x = 75,357,329,550,143,696/303,556,860.36
  6. Step 6: Final answer
    x = 248,247,822.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.