Home / 298,867,923.20-448,301,884.80-104,998,246.40

Finding the Fourth Proportional to 298,867,923.20, 448,301,884.80 and 104,998,246.40

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Solution

The fourth proportional to 298,867,923.20, 448,301,884.80 and 104,998,246.40 is: 157,497,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,867,923.20 : 448,301,884.80 = 104,998,246.40 : x
  2. Step 2: Convert to fraction form
    298,867,923.20/448,301,884.80 = 104,998,246.40/x
  3. Step 3: Cross multiply
    298,867,923.20x = 448,301,884.80 × 104,998,246.40
  4. Step 4: Simplify right side
    298,867,923.20x = 47,070,911,761,814,816
  5. Step 5: Solve for x
    x = 47,070,911,761,814,816/298,867,923.20
  6. Step 6: Final answer
    x = 157,497,369.60

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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.