Finding the Fourth Proportional to 2,901,323,036.84, 4,352,838,403.80 and 936,139,249.40
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Solution
The fourth proportional to 2,901,323,036.84, 4,352,838,403.80 and 936,139,249.40 is: 1,404,484,376.38
Step by Step Solution
- Step 1: Write the proportion equation
2,901,323,036.84 : 4,352,838,403.80 = 936,139,249.40 : x - Step 2: Convert to fraction form
2,901,323,036.84/4,352,838,403.80 = 936,139,249.40/x - Step 3: Cross multiply
2,901,323,036.84x = 4,352,838,403.80 × 936,139,249.40 - Step 4: Simplify right side
2,901,323,036.84x = 4,074,862,876,071,062,016 - Step 5: Solve for x
x = 4,074,862,876,071,062,016/2,901,323,036.84 - Step 6: Final answer
x = 1,404,484,376.38
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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.