Home / 669,911,455.26-1,004,915,178.01-178,622,151.41

Finding the Fourth Proportional to 669,911,455.26, 1,004,915,178.01 and 178,622,151.41

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Solution

The fourth proportional to 669,911,455.26, 1,004,915,178.01 and 178,622,151.41 is: 267,946,024.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,911,455.26 : 1,004,915,178.01 = 178,622,151.41 : x
  2. Step 2: Convert to fraction form
    669,911,455.26/1,004,915,178.01 = 178,622,151.41/x
  3. Step 3: Cross multiply
    669,911,455.26x = 1,004,915,178.01 × 178,622,151.41
  4. Step 4: Simplify right side
    669,911,455.26x = 179,500,111,082,775,072
  5. Step 5: Solve for x
    x = 179,500,111,082,775,072/669,911,455.26
  6. Step 6: Final answer
    x = 267,946,024.32

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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.