Finding the Fourth Proportional to 11,292,707,553.20, 15,583,850,421.68 and 6,211,962,362.96
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Solution
The fourth proportional to 11,292,707,553.20, 15,583,850,421.68 and 6,211,962,362.96 is: 8,572,460,752.52
Step by Step Solution
- Step 1: Write the proportion equation
11,292,707,553.20 : 15,583,850,421.68 = 6,211,962,362.96 : x - Step 2: Convert to fraction form
11,292,707,553.20/15,583,850,421.68 = 6,211,962,362.96/x - Step 3: Cross multiply
11,292,707,553.20x = 15,583,850,421.68 × 6,211,962,362.96 - Step 4: Simplify right side
11,292,707,553.20x = 96,806,292,289,474,494,464 - Step 5: Solve for x
x = 96,806,292,289,474,494,464/11,292,707,553.20 - Step 6: Final answer
x = 8,572,460,752.52
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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.