Home / 284,860,099.18-427,230,360.73-80,340,344.74

Finding the Fourth Proportional to 284,860,099.18, 427,230,360.73 and 80,340,344.74

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Solution

The fourth proportional to 284,860,099.18, 427,230,360.73 and 80,340,344.74 is: 120,493,654.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,860,099.18 : 427,230,360.73 = 80,340,344.74 : x
  2. Step 2: Convert to fraction form
    284,860,099.18/427,230,360.73 = 80,340,344.74/x
  3. Step 3: Cross multiply
    284,860,099.18x = 427,230,360.73 × 80,340,344.74
  4. Step 4: Simplify right side
    284,860,099.18x = 34,323,834,465,077,216
  5. Step 5: Solve for x
    x = 34,323,834,465,077,216/284,860,099.18
  6. Step 6: Final answer
    x = 120,493,654.83

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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.