Home / 30,511,556,626.86-42,106,860,447.71-16,777,636,473.56

Finding the Fourth Proportional to 30,511,556,626.86, 42,106,860,447.71 and 16,777,636,473.56

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Solution

The fourth proportional to 30,511,556,626.86, 42,106,860,447.71 and 16,777,636,473.56 is: 23,153,639,988.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,511,556,626.86 : 42,106,860,447.71 = 16,777,636,473.56 : x
  2. Step 2: Convert to fraction form
    30,511,556,626.86/42,106,860,447.71 = 16,777,636,473.56/x
  3. Step 3: Cross multiply
    30,511,556,626.86x = 42,106,860,447.71 × 16,777,636,473.56
  4. Step 4: Simplify right side
    30,511,556,626.86x = 706,453,597,634,322,628,608
  5. Step 5: Solve for x
    x = 706,453,597,634,322,628,608/30,511,556,626.86
  6. Step 6: Final answer
    x = 23,153,639,988.74

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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.