Finding the Fourth Proportional to 5,757,717,655.58, 8,639,763,357.49 and 2,810,021,690.57
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Solution
The fourth proportional to 5,757,717,655.58, 8,639,763,357.49 and 2,810,021,690.57 is: 4,216,587,871.82
Step by Step Solution
- Step 1: Write the proportion equation
5,757,717,655.58 : 8,639,763,357.49 = 2,810,021,690.57 : x - Step 2: Convert to fraction form
5,757,717,655.58/8,639,763,357.49 = 2,810,021,690.57/x - Step 3: Cross multiply
5,757,717,655.58x = 8,639,763,357.49 × 2,810,021,690.57 - Step 4: Simplify right side
5,757,717,655.58x = 24,277,922,435,888,562,176 - Step 5: Solve for x
x = 24,277,922,435,888,562,176/5,757,717,655.58 - Step 6: Final answer
x = 4,216,587,871.82
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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.