Finding the Fourth Proportional to 72,343,412, 99,809,217.36 and 44,831,301.92
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Solution
The fourth proportional to 72,343,412, 99,809,217.36 and 44,831,301.92 is: 61,851,895.48
Step by Step Solution
- Step 1: Write the proportion equation
72,343,412 : 99,809,217.36 = 44,831,301.92 : x - Step 2: Convert to fraction form
72,343,412/99,809,217.36 = 44,831,301.92/x - Step 3: Cross multiply
72,343,412x = 99,809,217.36 × 44,831,301.92 - Step 4: Simplify right side
72,343,412x = 4,474,577,157,865,065.50 - Step 5: Solve for x
x = 4,474,577,157,865,065.50/72,343,412 - Step 6: Final answer
x = 61,851,895.48
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.