Home / 248,425,849.38-342,829,077.57-144,065,883.54

Finding the Fourth Proportional to 248,425,849.38, 342,829,077.57 and 144,065,883.54

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Solution

The fourth proportional to 248,425,849.38, 342,829,077.57 and 144,065,883.54 is: 198,811,734.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,425,849.38 : 342,829,077.57 = 144,065,883.54 : x
  2. Step 2: Convert to fraction form
    248,425,849.38/342,829,077.57 = 144,065,883.54/x
  3. Step 3: Cross multiply
    248,425,849.38x = 342,829,077.57 × 144,065,883.54
  4. Step 4: Simplify right side
    248,425,849.38x = 49,389,973,963,325,240
  5. Step 5: Solve for x
    x = 49,389,973,963,325,240/248,425,849.38
  6. Step 6: Final answer
    x = 198,811,734.31

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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.