Home / 669,911,477.40-1,004,915,211.18-178,622,173.56

Finding the Fourth Proportional to 669,911,477.40, 1,004,915,211.18 and 178,622,173.56

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Solution

The fourth proportional to 669,911,477.40, 1,004,915,211.18 and 178,622,173.56 is: 267,946,057.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,911,477.40 : 1,004,915,211.18 = 178,622,173.56 : x
  2. Step 2: Convert to fraction form
    669,911,477.40/1,004,915,211.18 = 178,622,173.56/x
  3. Step 3: Cross multiply
    669,911,477.40x = 1,004,915,211.18 × 178,622,173.56
  4. Step 4: Simplify right side
    669,911,477.40x = 179,500,139,264,478,016
  5. Step 5: Solve for x
    x = 179,500,139,264,478,016/669,911,477.40
  6. Step 6: Final answer
    x = 267,946,057.53

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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.