Home / 31,326,720,277.20-46,990,080,415.80-10,647,288,085.20

Finding the Fourth Proportional to 31,326,720,277.20, 46,990,080,415.80 and 10,647,288,085.20

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Solution

The fourth proportional to 31,326,720,277.20, 46,990,080,415.80 and 10,647,288,085.20 is: 15,970,932,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,326,720,277.20 : 46,990,080,415.80 = 10,647,288,085.20 : x
  2. Step 2: Convert to fraction form
    31,326,720,277.20/46,990,080,415.80 = 10,647,288,085.20/x
  3. Step 3: Cross multiply
    31,326,720,277.20x = 46,990,080,415.80 × 10,647,288,085.20
  4. Step 4: Simplify right side
    31,326,720,277.20x = 500,316,923,333,737,250,816
  5. Step 5: Solve for x
    x = 500,316,923,333,737,250,816/31,326,720,277.20
  6. Step 6: Final answer
    x = 15,970,932,127.80

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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.