Home / 1,288,666,550.41-1,932,208,739.18-500,800,271.30

Finding the Fourth Proportional to 1,288,666,550.41, 1,932,208,739.18 and 500,800,271.30

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Solution

The fourth proportional to 1,288,666,550.41, 1,932,208,739.18 and 500,800,271.30 is: 750,892,975.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,288,666,550.41 : 1,932,208,739.18 = 500,800,271.30 : x
  2. Step 2: Convert to fraction form
    1,288,666,550.41/1,932,208,739.18 = 500,800,271.30/x
  3. Step 3: Cross multiply
    1,288,666,550.41x = 1,932,208,739.18 × 500,800,271.30
  4. Step 4: Simplify right side
    1,288,666,550.41x = 967,650,660,781,165,824
  5. Step 5: Solve for x
    x = 967,650,660,781,165,824/1,288,666,550.41
  6. Step 6: Final answer
    x = 750,892,975.75

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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.