Home / 669,539,758.11-1,004,291,071.97-178,257,242.67

Finding the Fourth Proportional to 669,539,758.11, 1,004,291,071.97 and 178,257,242.67

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Solution

The fourth proportional to 669,539,758.11, 1,004,291,071.97 and 178,257,242.67 is: 267,380,921.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,539,758.11 : 1,004,291,071.97 = 178,257,242.67 : x
  2. Step 2: Convert to fraction form
    669,539,758.11/1,004,291,071.97 = 178,257,242.67/x
  3. Step 3: Cross multiply
    669,539,758.11x = 1,004,291,071.97 × 178,257,242.67
  4. Step 4: Simplify right side
    669,539,758.11x = 179,022,157,331,343,776
  5. Step 5: Solve for x
    x = 179,022,157,331,343,776/669,539,758.11
  6. Step 6: Final answer
    x = 267,380,921.24

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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.