Home / 416,133,512.64-574,257,064.32-230,490,543.60

Finding the Fourth Proportional to 416,133,512.64, 574,257,064.32 and 230,490,543.60

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Solution

The fourth proportional to 416,133,512.64, 574,257,064.32 and 230,490,543.60 is: 318,072,971.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,133,512.64 : 574,257,064.32 = 230,490,543.60 : x
  2. Step 2: Convert to fraction form
    416,133,512.64/574,257,064.32 = 230,490,543.60/x
  3. Step 3: Cross multiply
    416,133,512.64x = 574,257,064.32 × 230,490,543.60
  4. Step 4: Simplify right side
    416,133,512.64x = 132,360,822,921,256,976
  5. Step 5: Solve for x
    x = 132,360,822,921,256,976/416,133,512.64
  6. Step 6: Final answer
    x = 318,072,971.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.