Finding the Fourth Proportional to 94,457,993,758.08, 130,353,580,043.64 and 56,399,526,525.12
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Solution
The fourth proportional to 94,457,993,758.08, 130,353,580,043.64 and 56,399,526,525.12 is: 77,832,271,286.06
Step by Step Solution
- Step 1: Write the proportion equation
94,457,993,758.08 : 130,353,580,043.64 = 56,399,526,525.12 : x - Step 2: Convert to fraction form
94,457,993,758.08/130,353,580,043.64 = 56,399,526,525.12/x - Step 3: Cross multiply
94,457,993,758.08x = 130,353,580,043.64 × 56,399,526,525.12 - Step 4: Simplify right side
94,457,993,758.08x = 7,351,880,195,315,627,720,704 - Step 5: Solve for x
x = 7,351,880,195,315,627,720,704/94,457,993,758.08 - Step 6: Final answer
x = 77,832,271,286.06
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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.