Finding the Fourth Proportional to 2,909,737,755.48, 4,367,366,009.40 and 1,800,988,755.84
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Solution
The fourth proportional to 2,909,737,755.48, 4,367,366,009.40 and 1,800,988,755.84 is: 2,703,191,055.88
Step by Step Solution
- Step 1: Write the proportion equation
2,909,737,755.48 : 4,367,366,009.40 = 1,800,988,755.84 : x - Step 2: Convert to fraction form
2,909,737,755.48/4,367,366,009.40 = 1,800,988,755.84/x - Step 3: Cross multiply
2,909,737,755.48x = 4,367,366,009.40 × 1,800,988,755.84 - Step 4: Simplify right side
2,909,737,755.48x = 7,865,577,075,567,210,496 - Step 5: Solve for x
x = 7,865,577,075,567,210,496/2,909,737,755.48 - Step 6: Final answer
x = 2,703,191,055.88
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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.