Finding the Fourth Proportional to 2,975,703,909.98, 4,106,472,066.07 and 1,637,593,999.74
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Solution
The fourth proportional to 2,975,703,909.98, 4,106,472,066.07 and 1,637,593,999.74 is: 2,259,880,088.52
Step by Step Solution
- Step 1: Write the proportion equation
2,975,703,909.98 : 4,106,472,066.07 = 1,637,593,999.74 : x - Step 2: Convert to fraction form
2,975,703,909.98/4,106,472,066.07 = 1,637,593,999.74/x - Step 3: Cross multiply
2,975,703,909.98x = 4,106,472,066.07 × 1,637,593,999.74 - Step 4: Simplify right side
2,975,703,909.98x = 6,724,734,015,505,290,240 - Step 5: Solve for x
x = 6,724,734,015,505,290,240/2,975,703,909.98 - Step 6: Final answer
x = 2,259,880,088.52
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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.