Home / 342,354,630.24-472,449,389.72-195,680,063.52

Finding the Fourth Proportional to 342,354,630.24, 472,449,389.72 and 195,680,063.52

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Solution

The fourth proportional to 342,354,630.24, 472,449,389.72 and 195,680,063.52 is: 270,038,487.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,354,630.24 : 472,449,389.72 = 195,680,063.52 : x
  2. Step 2: Convert to fraction form
    342,354,630.24/472,449,389.72 = 195,680,063.52/x
  3. Step 3: Cross multiply
    342,354,630.24x = 472,449,389.72 × 195,680,063.52
  4. Step 4: Simplify right side
    342,354,630.24x = 92,448,926,590,394,848
  5. Step 5: Solve for x
    x = 92,448,926,590,394,848/342,354,630.24
  6. Step 6: Final answer
    x = 270,038,487.65

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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.