Finding the Fourth Proportional to 6,238,965,833,723, 8,609,782,979,120 and 3,461,128,136,790.30
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Solution
The fourth proportional to 6,238,965,833,723, 8,609,782,979,120 and 3,461,128,136,790.30 is: 4,776,362,447,702.02
Step by Step Solution
- Step 1: Write the proportion equation
6,238,965,833,723 : 8,609,782,979,120 = 3,461,128,136,790.30 : x - Step 2: Convert to fraction form
6,238,965,833,723/8,609,782,979,120 = 3,461,128,136,790.30/x - Step 3: Cross multiply
6,238,965,833,723x = 8,609,782,979,120 × 3,461,128,136,790.30 - Step 4: Simplify right side
6,238,965,833,723x = 29,799,562,120,690,442,686,169,088 - Step 5: Solve for x
x = 29,799,562,120,690,442,686,169,088/6,238,965,833,723 - Step 6: Final answer
x = 4,776,362,447,702.02
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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.