Home / 72,290,062,298.60-108,435,093,447.90-25,744,543,706.60

Finding the Fourth Proportional to 72,290,062,298.60, 108,435,093,447.90 and 25,744,543,706.60

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Solution

The fourth proportional to 72,290,062,298.60, 108,435,093,447.90 and 25,744,543,706.60 is: 38,616,815,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,290,062,298.60 : 108,435,093,447.90 = 25,744,543,706.60 : x
  2. Step 2: Convert to fraction form
    72,290,062,298.60/108,435,093,447.90 = 25,744,543,706.60/x
  3. Step 3: Cross multiply
    72,290,062,298.60x = 108,435,093,447.90 × 25,744,543,706.60
  4. Step 4: Simplify right side
    72,290,062,298.60x = 2,791,612,002,598,716,440,576
  5. Step 5: Solve for x
    x = 2,791,612,002,598,716,440,576/72,290,062,298.60
  6. Step 6: Final answer
    x = 38,616,815,559.90

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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.