Home / 240,397,839,261.95-360,608,355,443.10-79,045,673,690.57

Finding the Fourth Proportional to 240,397,839,261.95, 360,608,355,443.10 and 79,045,673,690.57

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Solution

The fourth proportional to 240,397,839,261.95, 360,608,355,443.10 and 79,045,673,690.57 is: 118,572,323,619.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,397,839,261.95 : 360,608,355,443.10 = 79,045,673,690.57 : x
  2. Step 2: Convert to fraction form
    240,397,839,261.95/360,608,355,443.10 = 79,045,673,690.57/x
  3. Step 3: Cross multiply
    240,397,839,261.95x = 360,608,355,443.10 × 79,045,673,690.57
  4. Step 4: Simplify right side
    240,397,839,261.95x = 28,504,530,394,446,561,280,000
  5. Step 5: Solve for x
    x = 28,504,530,394,446,561,280,000/240,397,839,261.95
  6. Step 6: Final answer
    x = 118,572,323,619.71

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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.