Finding the Fourth Proportional to 65,160,665.30, 97,712,129.55 and 22,018,153.70
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Solution
The fourth proportional to 65,160,665.30, 97,712,129.55 and 22,018,153.70 is: 33,017,475.76
Step by Step Solution
- Step 1: Write the proportion equation
65,160,665.30 : 97,712,129.55 = 22,018,153.70 : x - Step 2: Convert to fraction form
65,160,665.30/97,712,129.55 = 22,018,153.70/x - Step 3: Cross multiply
65,160,665.30x = 97,712,129.55 × 22,018,153.70 - Step 4: Simplify right side
65,160,665.30x = 2,151,440,686,786,211.75 - Step 5: Solve for x
x = 2,151,440,686,786,211.75/65,160,665.30 - Step 6: Final answer
x = 33,017,475.76
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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.