Home / 69,409,013,193.68-95,777,745,241.38-38,926,434,307.28

Finding the Fourth Proportional to 69,409,013,193.68, 95,777,745,241.38 and 38,926,434,307.28

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Solution

The fourth proportional to 69,409,013,193.68, 95,777,745,241.38 and 38,926,434,307.28 is: 53,714,725,749.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,409,013,193.68 : 95,777,745,241.38 = 38,926,434,307.28 : x
  2. Step 2: Convert to fraction form
    69,409,013,193.68/95,777,745,241.38 = 38,926,434,307.28/x
  3. Step 3: Cross multiply
    69,409,013,193.68x = 95,777,745,241.38 × 38,926,434,307.28
  4. Step 4: Simplify right side
    69,409,013,193.68x = 3,728,286,108,237,978,140,672
  5. Step 5: Solve for x
    x = 3,728,286,108,237,978,140,672/69,409,013,193.68
  6. Step 6: Final answer
    x = 53,714,725,749.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.