Home / 248,425,696.38-342,828,866.43-144,065,730.54

Finding the Fourth Proportional to 248,425,696.38, 342,828,866.43 and 144,065,730.54

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Solution

The fourth proportional to 248,425,696.38, 342,828,866.43 and 144,065,730.54 is: 198,811,523.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,425,696.38 : 342,828,866.43 = 144,065,730.54 : x
  2. Step 2: Convert to fraction form
    248,425,696.38/342,828,866.43 = 144,065,730.54/x
  3. Step 3: Cross multiply
    248,425,696.38x = 342,828,866.43 × 144,065,730.54
  4. Step 4: Simplify right side
    248,425,696.38x = 49,389,891,092,438,032
  5. Step 5: Solve for x
    x = 49,389,891,092,438,032/248,425,696.38
  6. Step 6: Final answer
    x = 198,811,523.17

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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.