Home / 284,860,068.37-427,230,314.66-80,340,313.93

Finding the Fourth Proportional to 284,860,068.37, 427,230,314.66 and 80,340,313.93

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Solution

The fourth proportional to 284,860,068.37, 427,230,314.66 and 80,340,313.93 is: 120,493,608.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,860,068.37 : 427,230,314.66 = 80,340,313.93 : x
  2. Step 2: Convert to fraction form
    284,860,068.37/427,230,314.66 = 80,340,313.93/x
  3. Step 3: Cross multiply
    284,860,068.37x = 427,230,314.66 × 80,340,313.93
  4. Step 4: Simplify right side
    284,860,068.37x = 34,323,817,599,329,856
  5. Step 5: Solve for x
    x = 34,323,817,599,329,856/284,860,068.37
  6. Step 6: Final answer
    x = 120,493,608.66

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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.