Home / 641,154,600,661.98-961,894,687,515.84-296,803,859,336.28

Finding the Fourth Proportional to 641,154,600,661.98, 961,894,687,515.84 and 296,803,859,336.28

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Solution

The fourth proportional to 641,154,600,661.98, 961,894,687,515.84 and 296,803,859,336.28 is: 445,281,146,286.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,154,600,661.98 : 961,894,687,515.84 = 296,803,859,336.28 : x
  2. Step 2: Convert to fraction form
    641,154,600,661.98/961,894,687,515.84 = 296,803,859,336.28/x
  3. Step 3: Cross multiply
    641,154,600,661.98x = 961,894,687,515.84 × 296,803,859,336.28
  4. Step 4: Simplify right side
    641,154,600,661.98x = 285,494,055,529,766,402,916,352
  5. Step 5: Solve for x
    x = 285,494,055,529,766,402,916,352/641,154,600,661.98
  6. Step 6: Final answer
    x = 445,281,146,286.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.