Home / 972,211,154.80-1,458,381,749.64-341,867,906.23

Finding the Fourth Proportional to 972,211,154.80, 1,458,381,749.64 and 341,867,906.23

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Solution

The fourth proportional to 972,211,154.80, 1,458,381,749.64 and 341,867,906.23 is: 512,824,722.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,211,154.80 : 1,458,381,749.64 = 341,867,906.23 : x
  2. Step 2: Convert to fraction form
    972,211,154.80/1,458,381,749.64 = 341,867,906.23/x
  3. Step 3: Cross multiply
    972,211,154.80x = 1,458,381,749.64 × 341,867,906.23
  4. Step 4: Simplify right side
    972,211,154.80x = 498,573,915,233,470,912
  5. Step 5: Solve for x
    x = 498,573,915,233,470,912/972,211,154.80
  6. Step 6: Final answer
    x = 512,824,722.05

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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.