Finding the Fourth Proportional to 102,462,342.24, 141,399,148.08 and 56,051,599.68
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Solution
The fourth proportional to 102,462,342.24, 141,399,148.08 and 56,051,599.68 is: 77,351,817.95
Step by Step Solution
- Step 1: Write the proportion equation
102,462,342.24 : 141,399,148.08 = 56,051,599.68 : x - Step 2: Convert to fraction form
102,462,342.24/141,399,148.08 = 56,051,599.68/x - Step 3: Cross multiply
102,462,342.24x = 141,399,148.08 × 56,051,599.68 - Step 4: Simplify right side
102,462,342.24x = 7,925,648,443,273,201 - Step 5: Solve for x
x = 7,925,648,443,273,201/102,462,342.24 - Step 6: Final answer
x = 77,351,817.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.