Finding the Fourth Proportional to 3,403,418,608.84, 4,696,708,241 and 1,898,046,378.48
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Solution
The fourth proportional to 3,403,418,608.84, 4,696,708,241 and 1,898,046,378.48 is: 2,619,298,738.17
Step by Step Solution
- Step 1: Write the proportion equation
3,403,418,608.84 : 4,696,708,241 = 1,898,046,378.48 : x - Step 2: Convert to fraction form
3,403,418,608.84/4,696,708,241 = 1,898,046,378.48/x - Step 3: Cross multiply
3,403,418,608.84x = 4,696,708,241 × 1,898,046,378.48 - Step 4: Simplify right side
3,403,418,608.84x = 8,914,570,067,607,221,248 - Step 5: Solve for x
x = 8,914,570,067,607,221,248/3,403,418,608.84 - Step 6: Final answer
x = 2,619,298,738.17
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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.