Home / 55,293,511,142.38-82,944,012,284.21-19,433,908,514.57

Finding the Fourth Proportional to 55,293,511,142.38, 82,944,012,284.21 and 19,433,908,514.57

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Solution

The fourth proportional to 55,293,511,142.38, 82,944,012,284.21 and 19,433,908,514.57 is: 29,152,179,220.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,293,511,142.38 : 82,944,012,284.21 = 19,433,908,514.57 : x
  2. Step 2: Convert to fraction form
    55,293,511,142.38/82,944,012,284.21 = 19,433,908,514.57/x
  3. Step 3: Cross multiply
    55,293,511,142.38x = 82,944,012,284.21 × 19,433,908,514.57
  4. Step 4: Simplify right side
    55,293,511,142.38x = 1,611,926,346,562,707,390,464
  5. Step 5: Solve for x
    x = 1,611,926,346,562,707,390,464/55,293,511,142.38
  6. Step 6: Final answer
    x = 29,152,179,220.67

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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.