Home / 191,469,674,638.49-287,204,511,977.46-63,984,366,412.64

Finding the Fourth Proportional to 191,469,674,638.49, 287,204,511,977.46 and 63,984,366,412.64

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Solution

The fourth proportional to 191,469,674,638.49, 287,204,511,977.46 and 63,984,366,412.64 is: 95,976,549,625.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,469,674,638.49 : 287,204,511,977.46 = 63,984,366,412.64 : x
  2. Step 2: Convert to fraction form
    191,469,674,638.49/287,204,511,977.46 = 63,984,366,412.64/x
  3. Step 3: Cross multiply
    191,469,674,638.49x = 287,204,511,977.46 × 63,984,366,412.64
  4. Step 4: Simplify right side
    191,469,674,638.49x = 18,376,598,729,729,255,669,760
  5. Step 5: Solve for x
    x = 18,376,598,729,729,255,669,760/191,469,674,638.49
  6. Step 6: Final answer
    x = 95,976,549,625.55

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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.