Finding the Fourth Proportional to 65,160,215.60, 97,715,440.20 and 19,706,903.60
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Solution
The fourth proportional to 65,160,215.60, 97,715,440.20 and 19,706,903.60 is: 29,552,829.78
Step by Step Solution
- Step 1: Write the proportion equation
65,160,215.60 : 97,715,440.20 = 19,706,903.60 : x - Step 2: Convert to fraction form
65,160,215.60/97,715,440.20 = 19,706,903.60/x - Step 3: Cross multiply
65,160,215.60x = 97,715,440.20 × 19,706,903.60 - Step 4: Simplify right side
65,160,215.60x = 1,925,668,760,252,965 - Step 5: Solve for x
x = 1,925,668,760,252,965/65,160,215.60 - Step 6: Final answer
x = 29,552,829.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.