Finding the Fourth Proportional to 73,620,199,402.60, 110,462,189,644.86 and 39,545,971,240.05
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Solution
The fourth proportional to 73,620,199,402.60, 110,462,189,644.86 and 39,545,971,240.05 is: 59,336,087,245.84
Step by Step Solution
- Step 1: Write the proportion equation
73,620,199,402.60 : 110,462,189,644.86 = 39,545,971,240.05 : x - Step 2: Convert to fraction form
73,620,199,402.60/110,462,189,644.86 = 39,545,971,240.05/x - Step 3: Cross multiply
73,620,199,402.60x = 110,462,189,644.86 × 39,545,971,240.05 - Step 4: Simplify right side
73,620,199,402.60x = 4,368,334,574,808,472,223,744 - Step 5: Solve for x
x = 4,368,334,574,808,472,223,744/73,620,199,402.60 - Step 6: Final answer
x = 59,336,087,245.84
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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.