Finding the Fourth Proportional to 99,283,407.20, 148,925,110.80 and 26,500,047.20
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Solution
The fourth proportional to 99,283,407.20, 148,925,110.80 and 26,500,047.20 is: 39,750,070.80
Step by Step Solution
- Step 1: Write the proportion equation
99,283,407.20 : 148,925,110.80 = 26,500,047.20 : x - Step 2: Convert to fraction form
99,283,407.20/148,925,110.80 = 26,500,047.20/x - Step 3: Cross multiply
99,283,407.20x = 148,925,110.80 × 26,500,047.20 - Step 4: Simplify right side
99,283,407.20x = 3,946,522,465,465,230 - Step 5: Solve for x
x = 3,946,522,465,465,230/99,283,407.20 - Step 6: Final answer
x = 39,750,070.80
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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.