Home / 248,425,695.88-342,828,865.74-144,065,730.04

Finding the Fourth Proportional to 248,425,695.88, 342,828,865.74 and 144,065,730.04

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Solution

The fourth proportional to 248,425,695.88, 342,828,865.74 and 144,065,730.04 is: 198,811,522.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,425,695.88 : 342,828,865.74 = 144,065,730.04 : x
  2. Step 2: Convert to fraction form
    248,425,695.88/342,828,865.74 = 144,065,730.04/x
  3. Step 3: Cross multiply
    248,425,695.88x = 342,828,865.74 × 144,065,730.04
  4. Step 4: Simplify right side
    248,425,695.88x = 49,389,890,821,618,240
  5. Step 5: Solve for x
    x = 49,389,890,821,618,240/248,425,695.88
  6. Step 6: Final answer
    x = 198,811,522.48

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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.