Home / 533,278,779.58-799,191,866.64-300,220,643.44

Finding the Fourth Proportional to 533,278,779.58, 799,191,866.64 and 300,220,643.44

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Solution

The fourth proportional to 533,278,779.58, 799,191,866.64 and 300,220,643.44 is: 449,922,077.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,278,779.58 : 799,191,866.64 = 300,220,643.44 : x
  2. Step 2: Convert to fraction form
    533,278,779.58/799,191,866.64 = 300,220,643.44/x
  3. Step 3: Cross multiply
    533,278,779.58x = 799,191,866.64 × 300,220,643.44
  4. Step 4: Simplify right side
    533,278,779.58x = 239,933,896,434,675,456
  5. Step 5: Solve for x
    x = 239,933,896,434,675,456/533,278,779.58
  6. Step 6: Final answer
    x = 449,922,077.57

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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.