Home / 1,720,379,376.87-2,580,583,999.83-555,847,992.50

Finding the Fourth Proportional to 1,720,379,376.87, 2,580,583,999.83 and 555,847,992.50

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Solution

The fourth proportional to 1,720,379,376.87, 2,580,583,999.83 and 555,847,992.50 is: 833,776,814.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,379,376.87 : 2,580,583,999.83 = 555,847,992.50 : x
  2. Step 2: Convert to fraction form
    1,720,379,376.87/2,580,583,999.83 = 555,847,992.50/x
  3. Step 3: Cross multiply
    1,720,379,376.87x = 2,580,583,999.83 × 555,847,992.50
  4. Step 4: Simplify right side
    1,720,379,376.87x = 1,434,412,435,768,166,400
  5. Step 5: Solve for x
    x = 1,434,412,435,768,166,400/1,720,379,376.87
  6. Step 6: Final answer
    x = 833,776,814.03

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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.