Home / 773,105,019.75-1,159,839,105.29-255,535,404.86

Finding the Fourth Proportional to 773,105,019.75, 1,159,839,105.29 and 255,535,404.86

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Solution

The fourth proportional to 773,105,019.75, 1,159,839,105.29 and 255,535,404.86 is: 383,363,123.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,105,019.75 : 1,159,839,105.29 = 255,535,404.86 : x
  2. Step 2: Convert to fraction form
    773,105,019.75/1,159,839,105.29 = 255,535,404.86/x
  3. Step 3: Cross multiply
    773,105,019.75x = 1,159,839,105.29 × 255,535,404.86
  4. Step 4: Simplify right side
    773,105,019.75x = 296,379,955,342,740,352
  5. Step 5: Solve for x
    x = 296,379,955,342,740,352/773,105,019.75
  6. Step 6: Final answer
    x = 383,363,123.73

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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.