Finding the Fourth Proportional to 107,545,506.84, 161,318,014.20 and 46,094,820.03
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Solution
The fourth proportional to 107,545,506.84, 161,318,014.20 and 46,094,820.03 is: 69,142,124.58
Step by Step Solution
- Step 1: Write the proportion equation
107,545,506.84 : 161,318,014.20 = 46,094,820.03 : x - Step 2: Convert to fraction form
107,545,506.84/161,318,014.20 = 46,094,820.03/x - Step 3: Cross multiply
107,545,506.84x = 161,318,014.20 × 46,094,820.03 - Step 4: Simplify right side
107,545,506.84x = 7,435,924,832,145,984 - Step 5: Solve for x
x = 7,435,924,832,145,984/107,545,506.84 - Step 6: Final answer
x = 69,142,124.58
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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.