Finding the Fourth Proportional to 4,842,875,178,351.30, 7,264,319,758,983 and 1,977,690,967,075.80
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Solution
The fourth proportional to 4,842,875,178,351.30, 7,264,319,758,983 and 1,977,690,967,075.80 is: 2,966,539,305,723.31
Step by Step Solution
- Step 1: Write the proportion equation
4,842,875,178,351.30 : 7,264,319,758,983 = 1,977,690,967,075.80 : x - Step 2: Convert to fraction form
4,842,875,178,351.30/7,264,319,758,983 = 1,977,690,967,075.80/x - Step 3: Cross multiply
4,842,875,178,351.30x = 7,264,319,758,983 × 1,977,690,967,075.80 - Step 4: Simplify right side
4,842,875,178,351.30x = 14,366,579,569,290,932,845,019,136 - Step 5: Solve for x
x = 14,366,579,569,290,932,845,019,136/4,842,875,178,351.30 - Step 6: Final answer
x = 2,966,539,305,723.31
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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.