Home / 872,771,674.75-1,204,424,593.02-476,294,665.25

Finding the Fourth Proportional to 872,771,674.75, 1,204,424,593.02 and 476,294,665.25

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Solution

The fourth proportional to 872,771,674.75, 1,204,424,593.02 and 476,294,665.25 is: 657,286,464.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,771,674.75 : 1,204,424,593.02 = 476,294,665.25 : x
  2. Step 2: Convert to fraction form
    872,771,674.75/1,204,424,593.02 = 476,294,665.25/x
  3. Step 3: Cross multiply
    872,771,674.75x = 1,204,424,593.02 × 476,294,665.25
  4. Step 4: Simplify right side
    872,771,674.75x = 573,661,008,354,339,456
  5. Step 5: Solve for x
    x = 573,661,008,354,339,456/872,771,674.75
  6. Step 6: Final answer
    x = 657,286,464.44

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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.