Home / 307,860,285.66-461,869,143.47-89,510,626.86

Finding the Fourth Proportional to 307,860,285.66, 461,869,143.47 and 89,510,626.86

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Solution

The fourth proportional to 307,860,285.66, 461,869,143.47 and 89,510,626.86 is: 134,288,826.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,860,285.66 : 461,869,143.47 = 89,510,626.86 : x
  2. Step 2: Convert to fraction form
    307,860,285.66/461,869,143.47 = 89,510,626.86/x
  3. Step 3: Cross multiply
    307,860,285.66x = 461,869,143.47 × 89,510,626.86
  4. Step 4: Simplify right side
    307,860,285.66x = 41,342,196,559,290,976
  5. Step 5: Solve for x
    x = 41,342,196,559,290,976/307,860,285.66
  6. Step 6: Final answer
    x = 134,288,826.73

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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.