Finding the Fourth Proportional to 5,616,964,089.44, 7,747,677,210.02 and 3,612,335,090.20
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Solution
The fourth proportional to 5,616,964,089.44, 7,747,677,210.02 and 3,612,335,090.20 is: 4,982,621,538.55
Step by Step Solution
- Step 1: Write the proportion equation
5,616,964,089.44 : 7,747,677,210.02 = 3,612,335,090.20 : x - Step 2: Convert to fraction form
5,616,964,089.44/7,747,677,210.02 = 3,612,335,090.20/x - Step 3: Cross multiply
5,616,964,089.44x = 7,747,677,210.02 × 3,612,335,090.20 - Step 4: Simplify right side
5,616,964,089.44x = 27,987,206,253,298,081,792 - Step 5: Solve for x
x = 27,987,206,253,298,081,792/5,616,964,089.44 - Step 6: Final answer
x = 4,982,621,538.55
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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.