Home / 298,866,413.20-448,299,619.80-104,996,736.40

Finding the Fourth Proportional to 298,866,413.20, 448,299,619.80 and 104,996,736.40

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Solution

The fourth proportional to 298,866,413.20, 448,299,619.80 and 104,996,736.40 is: 157,495,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,866,413.20 : 448,299,619.80 = 104,996,736.40 : x
  2. Step 2: Convert to fraction form
    298,866,413.20/448,299,619.80 = 104,996,736.40/x
  3. Step 3: Cross multiply
    298,866,413.20x = 448,299,619.80 × 104,996,736.40
  4. Step 4: Simplify right side
    298,866,413.20x = 47,069,997,008,360,824
  5. Step 5: Solve for x
    x = 47,069,997,008,360,824/298,866,413.20
  6. Step 6: Final answer
    x = 157,495,104.60

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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.