Home / 13,401,958,830.40-20,102,938,245.60-3,587,306,442.40

Finding the Fourth Proportional to 13,401,958,830.40, 20,102,938,245.60 and 3,587,306,442.40

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Solution

The fourth proportional to 13,401,958,830.40, 20,102,938,245.60 and 3,587,306,442.40 is: 5,380,959,663.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401,958,830.40 : 20,102,938,245.60 = 3,587,306,442.40 : x
  2. Step 2: Convert to fraction form
    13,401,958,830.40/20,102,938,245.60 = 3,587,306,442.40/x
  3. Step 3: Cross multiply
    13,401,958,830.40x = 20,102,938,245.60 × 3,587,306,442.40
  4. Step 4: Simplify right side
    13,401,958,830.40x = 72,115,399,879,610,228,736
  5. Step 5: Solve for x
    x = 72,115,399,879,610,228,736/13,401,958,830.40
  6. Step 6: Final answer
    x = 5,380,959,663.60

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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.