Home / 248,525,638.96-342,889,368.45-144,082,862.38

Finding the Fourth Proportional to 248,525,638.96, 342,889,368.45 and 144,082,862.38

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Solution

The fourth proportional to 248,525,638.96, 342,889,368.45 and 144,082,862.38 is: 198,790,281.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,525,638.96 : 342,889,368.45 = 144,082,862.38 : x
  2. Step 2: Convert to fraction form
    248,525,638.96/342,889,368.45 = 144,082,862.38/x
  3. Step 3: Cross multiply
    248,525,638.96x = 342,889,368.45 × 144,082,862.38
  4. Step 4: Simplify right side
    248,525,638.96x = 49,404,481,685,946,464
  5. Step 5: Solve for x
    x = 49,404,481,685,946,464/248,525,638.96
  6. Step 6: Final answer
    x = 198,790,281.33

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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.