Finding the Fourth Proportional to 68,161,801.80, 102,129,328.62 and 47,924,606.28
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Solution
The fourth proportional to 68,161,801.80, 102,129,328.62 and 47,924,606.28 is: 71,807,196.03
Step by Step Solution
- Step 1: Write the proportion equation
68,161,801.80 : 102,129,328.62 = 47,924,606.28 : x - Step 2: Convert to fraction form
68,161,801.80/102,129,328.62 = 47,924,606.28/x - Step 3: Cross multiply
68,161,801.80x = 102,129,328.62 × 47,924,606.28 - Step 4: Simplify right side
68,161,801.80x = 4,894,507,863,754,236 - Step 5: Solve for x
x = 4,894,507,863,754,236/68,161,801.80 - Step 6: Final answer
x = 71,807,196.03
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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.