Home / 206,747,255.45-285,313,125.97-113,931,084.89

Finding the Fourth Proportional to 206,747,255.45, 285,313,125.97 and 113,931,084.89

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Solution

The fourth proportional to 206,747,255.45, 285,313,125.97 and 113,931,084.89 is: 157,225,951.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,747,255.45 : 285,313,125.97 = 113,931,084.89 : x
  2. Step 2: Convert to fraction form
    206,747,255.45/285,313,125.97 = 113,931,084.89/x
  3. Step 3: Cross multiply
    206,747,255.45x = 285,313,125.97 × 113,931,084.89
  4. Step 4: Simplify right side
    206,747,255.45x = 32,506,033,974,549,676
  5. Step 5: Solve for x
    x = 32,506,033,974,549,676/206,747,255.45
  6. Step 6: Final answer
    x = 157,225,951.58

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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.