Finding the Fourth Proportional to 2,081,896,376.52, 2,872,999,994.94 and 1,129,274,729.61
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Solution
The fourth proportional to 2,081,896,376.52, 2,872,999,994.94 and 1,129,274,729.61 is: 1,558,389,903.09
Step by Step Solution
- Step 1: Write the proportion equation
2,081,896,376.52 : 2,872,999,994.94 = 1,129,274,729.61 : x - Step 2: Convert to fraction form
2,081,896,376.52/2,872,999,994.94 = 1,129,274,729.61/x - Step 3: Cross multiply
2,081,896,376.52x = 2,872,999,994.94 × 1,129,274,729.61 - Step 4: Simplify right side
2,081,896,376.52x = 3,244,406,292,455,399,424 - Step 5: Solve for x
x = 3,244,406,292,455,399,424/2,081,896,376.52 - Step 6: Final answer
x = 1,558,389,903.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.