Finding the Fourth Proportional to 4,423,105,639.25, 6,103,845,349.55 and 2,415,940,171.79
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Solution
The fourth proportional to 4,423,105,639.25, 6,103,845,349.55 and 2,415,940,171.79 is: 3,333,975,352.41
Step by Step Solution
- Step 1: Write the proportion equation
4,423,105,639.25 : 6,103,845,349.55 = 2,415,940,171.79 : x - Step 2: Convert to fraction form
4,423,105,639.25/6,103,845,349.55 = 2,415,940,171.79/x - Step 3: Cross multiply
4,423,105,639.25x = 6,103,845,349.55 × 2,415,940,171.79 - Step 4: Simplify right side
4,423,105,639.25x = 14,746,525,182,371,420,160 - Step 5: Solve for x
x = 14,746,525,182,371,420,160/4,423,105,639.25 - Step 6: Final answer
x = 3,333,975,352.41
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1.5x scale
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.