Home / 299,045,280.60-448,567,920.90-258,734,496.60

Finding the Fourth Proportional to 299,045,280.60, 448,567,920.90 and 258,734,496.60

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Solution

The fourth proportional to 299,045,280.60, 448,567,920.90 and 258,734,496.60 is: 388,101,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,045,280.60 : 448,567,920.90 = 258,734,496.60 : x
  2. Step 2: Convert to fraction form
    299,045,280.60/448,567,920.90 = 258,734,496.60/x
  3. Step 3: Cross multiply
    299,045,280.60x = 448,567,920.90 × 258,734,496.60
  4. Step 4: Simplify right side
    299,045,280.60x = 116,059,995,204,970,112
  5. Step 5: Solve for x
    x = 116,059,995,204,970,112/299,045,280.60
  6. Step 6: Final answer
    x = 388,101,744.90

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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.