Home / 295,920,008.40-443,880,012.60-80,509,256.40

Finding the Fourth Proportional to 295,920,008.40, 443,880,012.60 and 80,509,256.40

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Solution

The fourth proportional to 295,920,008.40, 443,880,012.60 and 80,509,256.40 is: 120,763,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,920,008.40 : 443,880,012.60 = 80,509,256.40 : x
  2. Step 2: Convert to fraction form
    295,920,008.40/443,880,012.60 = 80,509,256.40/x
  3. Step 3: Cross multiply
    295,920,008.40x = 443,880,012.60 × 80,509,256.40
  4. Step 4: Simplify right side
    295,920,008.40x = 35,736,449,745,248,636
  5. Step 5: Solve for x
    x = 35,736,449,745,248,636/295,920,008.40
  6. Step 6: Final answer
    x = 120,763,884.60

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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.