Home / 295,488,276.40-443,232,414.60-198,742,394.80

Finding the Fourth Proportional to 295,488,276.40, 443,232,414.60 and 198,742,394.80

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Solution

The fourth proportional to 295,488,276.40, 443,232,414.60 and 198,742,394.80 is: 298,113,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,276.40 : 443,232,414.60 = 198,742,394.80 : x
  2. Step 2: Convert to fraction form
    295,488,276.40/443,232,414.60 = 198,742,394.80/x
  3. Step 3: Cross multiply
    295,488,276.40x = 443,232,414.60 × 198,742,394.80
  4. Step 4: Simplify right side
    295,488,276.40x = 88,089,071,530,590,496
  5. Step 5: Solve for x
    x = 88,089,071,530,590,496/295,488,276.40
  6. Step 6: Final answer
    x = 298,113,592.20

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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.