Finding the Fourth Proportional to 7,421,032,574,563.40, 11,133,159,199,352 and 2,257,743,403,653.80
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Solution
The fourth proportional to 7,421,032,574,563.40, 11,133,159,199,352 and 2,257,743,403,653.80 is: 3,387,105,027,718.25
Step by Step Solution
- Step 1: Write the proportion equation
7,421,032,574,563.40 : 11,133,159,199,352 = 2,257,743,403,653.80 : x - Step 2: Convert to fraction form
7,421,032,574,563.40/11,133,159,199,352 = 2,257,743,403,653.80/x - Step 3: Cross multiply
7,421,032,574,563.40x = 11,133,159,199,352 × 2,257,743,403,653.80 - Step 4: Simplify right side
7,421,032,574,563.40x = 25,135,816,744,164,597,927,247,872 - Step 5: Solve for x
x = 25,135,816,744,164,597,927,247,872/7,421,032,574,563.40 - Step 6: Final answer
x = 3,387,105,027,718.25
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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.