Finding the Fourth Proportional to 93,159,618.58, 128,560,800.68 and 54,024,631.39
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Solution
The fourth proportional to 93,159,618.58, 128,560,800.68 and 54,024,631.39 is: 74,554,296.96
Step by Step Solution
- Step 1: Write the proportion equation
93,159,618.58 : 128,560,800.68 = 54,024,631.39 : x - Step 2: Convert to fraction form
93,159,618.58/128,560,800.68 = 54,024,631.39/x - Step 3: Cross multiply
93,159,618.58x = 128,560,800.68 × 54,024,631.39 - Step 4: Simplify right side
93,159,618.58x = 6,945,449,867,940,262 - Step 5: Solve for x
x = 6,945,449,867,940,262/93,159,618.58 - Step 6: Final answer
x = 74,554,296.96
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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.