Finding the Fourth Proportional to 97,758,692.10, 146,732,516.55 and 49,291,272.90
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Solution
The fourth proportional to 97,758,692.10, 146,732,516.55 and 49,291,272.90 is: 73,984,546.65
Step by Step Solution
- Step 1: Write the proportion equation
97,758,692.10 : 146,732,516.55 = 49,291,272.90 : x - Step 2: Convert to fraction form
97,758,692.10/146,732,516.55 = 49,291,272.90/x - Step 3: Cross multiply
97,758,692.10x = 146,732,516.55 × 49,291,272.90 - Step 4: Simplify right side
97,758,692.10x = 7,232,632,516,569,817 - Step 5: Solve for x
x = 7,232,632,516,569,817/97,758,692.10 - Step 6: Final answer
x = 73,984,546.65
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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.