Finding the Fourth Proportional to 88,186,678.22, 121,704,423.58 and 52,905,804.68
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Solution
The fourth proportional to 88,186,678.22, 121,704,423.58 and 52,905,804.68 is: 73,014,094.56
Step by Step Solution
- Step 1: Write the proportion equation
88,186,678.22 : 121,704,423.58 = 52,905,804.68 : x - Step 2: Convert to fraction form
88,186,678.22/121,704,423.58 = 52,905,804.68/x - Step 3: Cross multiply
88,186,678.22x = 121,704,423.58 × 52,905,804.68 - Step 4: Simplify right side
88,186,678.22x = 6,438,870,461,775,745 - Step 5: Solve for x
x = 6,438,870,461,775,745/88,186,678.22 - Step 6: Final answer
x = 73,014,094.56
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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.