Finding the Fourth Proportional to 4,804,239,931.30, 7,207,446,546.38 and 2,593,402,194.25
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Solution
The fourth proportional to 4,804,239,931.30, 7,207,446,546.38 and 2,593,402,194.25 is: 3,890,689,881.36
Step by Step Solution
- Step 1: Write the proportion equation
4,804,239,931.30 : 7,207,446,546.38 = 2,593,402,194.25 : x - Step 2: Convert to fraction form
4,804,239,931.30/7,207,446,546.38 = 2,593,402,194.25/x - Step 3: Cross multiply
4,804,239,931.30x = 7,207,446,546.38 × 2,593,402,194.25 - Step 4: Simplify right side
4,804,239,931.30x = 18,691,807,688,321,478,656 - Step 5: Solve for x
x = 18,691,807,688,321,478,656/4,804,239,931.30 - Step 6: Final answer
x = 3,890,689,881.36
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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.