Finding the Fourth Proportional to 3,165,792,542.98, 4,748,688,962.02 and 2,168,830,484.62
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Solution
The fourth proportional to 3,165,792,542.98, 4,748,688,962.02 and 2,168,830,484.62 is: 3,253,245,828.01
Step by Step Solution
- Step 1: Write the proportion equation
3,165,792,542.98 : 4,748,688,962.02 = 2,168,830,484.62 : x - Step 2: Convert to fraction form
3,165,792,542.98/4,748,688,962.02 = 2,168,830,484.62/x - Step 3: Cross multiply
3,165,792,542.98x = 4,748,688,962.02 × 2,168,830,484.62 - Step 4: Simplify right side
3,165,792,542.98x = 10,299,101,382,807,482,368 - Step 5: Solve for x
x = 10,299,101,382,807,482,368/3,165,792,542.98 - Step 6: Final answer
x = 3,253,245,828.01
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1.5x scale
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.