Home / 30,511,556,617.86-42,106,860,435.24-16,777,636,464.54

Finding the Fourth Proportional to 30,511,556,617.86, 42,106,860,435.24 and 16,777,636,464.54

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Solution

The fourth proportional to 30,511,556,617.86, 42,106,860,435.24 and 16,777,636,464.54 is: 23,153,639,976.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,511,556,617.86 : 42,106,860,435.24 = 16,777,636,464.54 : x
  2. Step 2: Convert to fraction form
    30,511,556,617.86/42,106,860,435.24 = 16,777,636,464.54/x
  3. Step 3: Cross multiply
    30,511,556,617.86x = 42,106,860,435.24 × 16,777,636,464.54
  4. Step 4: Simplify right side
    30,511,556,617.86x = 706,453,597,045,579,186,176
  5. Step 5: Solve for x
    x = 706,453,597,045,579,186,176/30,511,556,617.86
  6. Step 6: Final answer
    x = 23,153,639,976.27

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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.