Home / 481,071,339.73-663,878,448.80-261,054,765.73

Finding the Fourth Proportional to 481,071,339.73, 663,878,448.80 and 261,054,765.73

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Solution

The fourth proportional to 481,071,339.73, 663,878,448.80 and 261,054,765.73 is: 360,255,576.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,071,339.73 : 663,878,448.80 = 261,054,765.73 : x
  2. Step 2: Convert to fraction form
    481,071,339.73/663,878,448.80 = 261,054,765.73/x
  3. Step 3: Cross multiply
    481,071,339.73x = 663,878,448.80 × 261,054,765.73
  4. Step 4: Simplify right side
    481,071,339.73x = 173,308,632,924,679,776
  5. Step 5: Solve for x
    x = 173,308,632,924,679,776/481,071,339.73
  6. Step 6: Final answer
    x = 360,255,576.69

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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.