Home / 5,388,903,142.80-8,083,354,714.20-2,630,301,824.40

Finding the Fourth Proportional to 5,388,903,142.80, 8,083,354,714.20 and 2,630,301,824.40

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Solution

The fourth proportional to 5,388,903,142.80, 8,083,354,714.20 and 2,630,301,824.40 is: 3,945,452,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,903,142.80 : 8,083,354,714.20 = 2,630,301,824.40 : x
  2. Step 2: Convert to fraction form
    5,388,903,142.80/8,083,354,714.20 = 2,630,301,824.40/x
  3. Step 3: Cross multiply
    5,388,903,142.80x = 8,083,354,714.20 × 2,630,301,824.40
  4. Step 4: Simplify right side
    5,388,903,142.80x = 21,261,662,652,032,602,112
  5. Step 5: Solve for x
    x = 21,261,662,652,032,602,112/5,388,903,142.80
  6. Step 6: Final answer
    x = 3,945,452,736.60

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1.5x scale

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.