Finding the Fourth Proportional to 65,546,218,373.11, 90,452,818,713.18 and 36,610,830,555.09
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Solution
The fourth proportional to 65,546,218,373.11, 90,452,818,713.18 and 36,610,830,555.09 is: 50,522,408,482.63
Step by Step Solution
- Step 1: Write the proportion equation
65,546,218,373.11 : 90,452,818,713.18 = 36,610,830,555.09 : x - Step 2: Convert to fraction form
65,546,218,373.11/90,452,818,713.18 = 36,610,830,555.09/x - Step 3: Cross multiply
65,546,218,373.11x = 90,452,818,713.18 × 36,610,830,555.09 - Step 4: Simplify right side
65,546,218,373.11x = 3,311,552,819,138,054,324,224 - Step 5: Solve for x
x = 3,311,552,819,138,054,324,224/65,546,218,373.11 - Step 6: Final answer
x = 50,522,408,482.63
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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.