Home / 480,721,834.86-721,907,954.94-295,065,967.92

Finding the Fourth Proportional to 480,721,834.86, 721,907,954.94 and 295,065,967.92

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Solution

The fourth proportional to 480,721,834.86, 721,907,954.94 and 295,065,967.92 is: 443,105,459.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,721,834.86 : 721,907,954.94 = 295,065,967.92 : x
  2. Step 2: Convert to fraction form
    480,721,834.86/721,907,954.94 = 295,065,967.92/x
  3. Step 3: Cross multiply
    480,721,834.86x = 721,907,954.94 × 295,065,967.92
  4. Step 4: Simplify right side
    480,721,834.86x = 213,010,469,473,518,880
  5. Step 5: Solve for x
    x = 213,010,469,473,518,880/480,721,834.86
  6. Step 6: Final answer
    x = 443,105,459.39

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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.