Home / 9,320,178,019.80-13,980,267,029.70-8,522,024,496.60

Finding the Fourth Proportional to 9,320,178,019.80, 13,980,267,029.70 and 8,522,024,496.60

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Solution

The fourth proportional to 9,320,178,019.80, 13,980,267,029.70 and 8,522,024,496.60 is: 12,783,036,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,178,019.80 : 13,980,267,029.70 = 8,522,024,496.60 : x
  2. Step 2: Convert to fraction form
    9,320,178,019.80/13,980,267,029.70 = 8,522,024,496.60/x
  3. Step 3: Cross multiply
    9,320,178,019.80x = 13,980,267,029.70 × 8,522,024,496.60
  4. Step 4: Simplify right side
    9,320,178,019.80x = 119,140,178,096,112,730,112
  5. Step 5: Solve for x
    x = 119,140,178,096,112,730,112/9,320,178,019.80
  6. Step 6: Final answer
    x = 12,783,036,744.90

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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.