Home / 880,975,046.42-1,321,179,661.47-290,632,583.06

Finding the Fourth Proportional to 880,975,046.42, 1,321,179,661.47 and 290,632,583.06

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Solution

The fourth proportional to 880,975,046.42, 1,321,179,661.47 and 290,632,583.06 is: 435,855,543.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,975,046.42 : 1,321,179,661.47 = 290,632,583.06 : x
  2. Step 2: Convert to fraction form
    880,975,046.42/1,321,179,661.47 = 290,632,583.06/x
  3. Step 3: Cross multiply
    880,975,046.42x = 1,321,179,661.47 × 290,632,583.06
  4. Step 4: Simplify right side
    880,975,046.42x = 383,977,857,699,362,496
  5. Step 5: Solve for x
    x = 383,977,857,699,362,496/880,975,046.42
  6. Step 6: Final answer
    x = 435,855,543.54

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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.