Finding the Fourth Proportional to 4,910,400,479.10, 6,776,355,379.53 and 2,652,339,993.96
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Solution
The fourth proportional to 4,910,400,479.10, 6,776,355,379.53 and 2,652,339,993.96 is: 3,660,230,659.99
Step by Step Solution
- Step 1: Write the proportion equation
4,910,400,479.10 : 6,776,355,379.53 = 2,652,339,993.96 : x - Step 2: Convert to fraction form
4,910,400,479.10/6,776,355,379.53 = 2,652,339,993.96/x - Step 3: Cross multiply
4,910,400,479.10x = 6,776,355,379.53 × 2,652,339,993.96 - Step 4: Simplify right side
4,910,400,479.10x = 17,973,198,386,403,104,768 - Step 5: Solve for x
x = 17,973,198,386,403,104,768/4,910,400,479.10 - Step 6: Final answer
x = 3,660,230,659.99
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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.