Finding the Fourth Proportional to 5,389,934,459.40, 8,084,901,689.10 and 4,600,850,862.60
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Solution
The fourth proportional to 5,389,934,459.40, 8,084,901,689.10 and 4,600,850,862.60 is: 6,901,276,293.90
Step by Step Solution
- Step 1: Write the proportion equation
5,389,934,459.40 : 8,084,901,689.10 = 4,600,850,862.60 : x - Step 2: Convert to fraction form
5,389,934,459.40/8,084,901,689.10 = 4,600,850,862.60/x - Step 3: Cross multiply
5,389,934,459.40x = 8,084,901,689.10 × 4,600,850,862.60 - Step 4: Simplify right side
5,389,934,459.40x = 37,197,426,910,331,936,768 - Step 5: Solve for x
x = 37,197,426,910,331,936,768/5,389,934,459.40 - Step 6: Final answer
x = 6,901,276,293.90
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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.