Home / 284,672,322.64-427,027,219.74-74,588,152.60

Finding the Fourth Proportional to 284,672,322.64, 427,027,219.74 and 74,588,152.60

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Solution

The fourth proportional to 284,672,322.64, 427,027,219.74 and 74,588,152.60 is: 111,887,137.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,672,322.64 : 427,027,219.74 = 74,588,152.60 : x
  2. Step 2: Convert to fraction form
    284,672,322.64/427,027,219.74 = 74,588,152.60/x
  3. Step 3: Cross multiply
    284,672,322.64x = 427,027,219.74 × 74,588,152.60
  4. Step 4: Simplify right side
    284,672,322.64x = 31,851,171,430,320,852
  5. Step 5: Solve for x
    x = 31,851,171,430,320,852/284,672,322.64
  6. Step 6: Final answer
    x = 111,887,137.94

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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.