Finding the Fourth Proportional to 97,166,953.78, 145,750,430.68 and 32,470,758.84
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Solution
The fourth proportional to 97,166,953.78, 145,750,430.68 and 32,470,758.84 is: 48,706,138.26
Step by Step Solution
- Step 1: Write the proportion equation
97,166,953.78 : 145,750,430.68 = 32,470,758.84 : x - Step 2: Convert to fraction form
97,166,953.78/145,750,430.68 = 32,470,758.84/x - Step 3: Cross multiply
97,166,953.78x = 145,750,430.68 × 32,470,758.84 - Step 4: Simplify right side
97,166,953.78x = 4,732,627,085,238,177 - Step 5: Solve for x
x = 4,732,627,085,238,177/97,166,953.78 - Step 6: Final answer
x = 48,706,138.26
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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.