Finding the Fourth Proportional to 7,848,623,401.52, 11,768,193,168.68 and 3,127,671,597.92
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Solution
The fourth proportional to 7,848,623,401.52, 11,768,193,168.68 and 3,127,671,597.92 is: 4,689,617,739.26
Step by Step Solution
- Step 1: Write the proportion equation
7,848,623,401.52 : 11,768,193,168.68 = 3,127,671,597.92 : x - Step 2: Convert to fraction form
7,848,623,401.52/11,768,193,168.68 = 3,127,671,597.92/x - Step 3: Cross multiply
7,848,623,401.52x = 11,768,193,168.68 × 3,127,671,597.92 - Step 4: Simplify right side
7,848,623,401.52x = 36,807,043,532,516,605,952 - Step 5: Solve for x
x = 36,807,043,532,516,605,952/7,848,623,401.52 - Step 6: Final answer
x = 4,689,617,739.26
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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.