Home / 248,276,600.62-342,569,289.06-143,848,312.90

Finding the Fourth Proportional to 248,276,600.62, 342,569,289.06 and 143,848,312.90

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Solution

The fourth proportional to 248,276,600.62, 342,569,289.06 and 143,848,312.90 is: 198,480,300.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,276,600.62 : 342,569,289.06 = 143,848,312.90 : x
  2. Step 2: Convert to fraction form
    248,276,600.62/342,569,289.06 = 143,848,312.90/x
  3. Step 3: Cross multiply
    248,276,600.62x = 342,569,289.06 × 143,848,312.90
  4. Step 4: Simplify right side
    248,276,600.62x = 49,278,014,282,633,432
  5. Step 5: Solve for x
    x = 49,278,014,282,633,432/248,276,600.62
  6. Step 6: Final answer
    x = 198,480,300.44

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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.