Home / 492,989,918,524.02-738,968,759,932.68-206,312,225,579.73

Finding the Fourth Proportional to 492,989,918,524.02, 738,968,759,932.68 and 206,312,225,579.73

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Solution

The fourth proportional to 492,989,918,524.02, 738,968,759,932.68 and 206,312,225,579.73 is: 309,252,347,293.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,989,918,524.02 : 738,968,759,932.68 = 206,312,225,579.73 : x
  2. Step 2: Convert to fraction form
    492,989,918,524.02/738,968,759,932.68 = 206,312,225,579.73/x
  3. Step 3: Cross multiply
    492,989,918,524.02x = 738,968,759,932.68 × 206,312,225,579.73
  4. Step 4: Simplify right side
    492,989,918,524.02x = 152,458,289,495,604,430,110,720
  5. Step 5: Solve for x
    x = 152,458,289,495,604,430,110,720/492,989,918,524.02
  6. Step 6: Final answer
    x = 309,252,347,293.54

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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.