Finding the Fourth Proportional to 1,034,343,124.10, 1,552,270,513.35 and 728,233,108.10
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Solution
The fourth proportional to 1,034,343,124.10, 1,552,270,513.35 and 728,233,108.10 is: 1,092,881,805.09
Step by Step Solution
- Step 1: Write the proportion equation
1,034,343,124.10 : 1,552,270,513.35 = 728,233,108.10 : x - Step 2: Convert to fraction form
1,034,343,124.10/1,552,270,513.35 = 728,233,108.10/x - Step 3: Cross multiply
1,034,343,124.10x = 1,552,270,513.35 × 728,233,108.10 - Step 4: Simplify right side
1,034,343,124.10x = 1,130,414,780,548,852,992 - Step 5: Solve for x
x = 1,130,414,780,548,852,992/1,034,343,124.10 - Step 6: Final answer
x = 1,092,881,805.09
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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.