Home / 746,449,830.28-1,030,101,209.22-416,424,969.64

Finding the Fourth Proportional to 746,449,830.28, 1,030,101,209.22 and 416,424,969.64

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Solution

The fourth proportional to 746,449,830.28, 1,030,101,209.22 and 416,424,969.64 is: 574,666,705.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,449,830.28 : 1,030,101,209.22 = 416,424,969.64 : x
  2. Step 2: Convert to fraction form
    746,449,830.28/1,030,101,209.22 = 416,424,969.64/x
  3. Step 3: Cross multiply
    746,449,830.28x = 1,030,101,209.22 × 416,424,969.64
  4. Step 4: Simplify right side
    746,449,830.28x = 428,959,864,775,565,760
  5. Step 5: Solve for x
    x = 428,959,864,775,565,760/746,449,830.28
  6. Step 6: Final answer
    x = 574,666,705.48

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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.