Home / 641,154,600,624.52-961,894,687,459.99-296,803,859,298.73

Finding the Fourth Proportional to 641,154,600,624.52, 961,894,687,459.99 and 296,803,859,298.73

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Solution

The fourth proportional to 641,154,600,624.52, 961,894,687,459.99 and 296,803,859,298.73 is: 445,281,146,230.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,154,600,624.52 : 961,894,687,459.99 = 296,803,859,298.73 : x
  2. Step 2: Convert to fraction form
    641,154,600,624.52/961,894,687,459.99 = 296,803,859,298.73/x
  3. Step 3: Cross multiply
    641,154,600,624.52x = 961,894,687,459.99 × 296,803,859,298.73
  4. Step 4: Simplify right side
    641,154,600,624.52x = 285,494,055,477,070,710,964,224
  5. Step 5: Solve for x
    x = 285,494,055,477,070,710,964,224/641,154,600,624.52
  6. Step 6: Final answer
    x = 445,281,146,230.54

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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.