Home / 10,170,450,137.60-15,247,442,592.16-3,179,662,647.20

Finding the Fourth Proportional to 10,170,450,137.60, 15,247,442,592.16 and 3,179,662,647.20

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Solution

The fourth proportional to 10,170,450,137.60, 15,247,442,592.16 and 3,179,662,647.20 is: 4,766,920,148.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170,450,137.60 : 15,247,442,592.16 = 3,179,662,647.20 : x
  2. Step 2: Convert to fraction form
    10,170,450,137.60/15,247,442,592.16 = 3,179,662,647.20/x
  3. Step 3: Cross multiply
    10,170,450,137.60x = 15,247,442,592.16 × 3,179,662,647.20
  4. Step 4: Simplify right side
    10,170,450,137.60x = 48,481,723,675,617,492,992
  5. Step 5: Solve for x
    x = 48,481,723,675,617,492,992/10,170,450,137.60
  6. Step 6: Final answer
    x = 4,766,920,148.05

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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.