Finding the Fourth Proportional to 163,270,437.16, 225,313,516.20 and 88,930,769.08
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Solution
The fourth proportional to 163,270,437.16, 225,313,516.20 and 88,930,769.08 is: 122,724,631.77
Step by Step Solution
- Step 1: Write the proportion equation
163,270,437.16 : 225,313,516.20 = 88,930,769.08 : x - Step 2: Convert to fraction form
163,270,437.16/225,313,516.20 = 88,930,769.08/x - Step 3: Cross multiply
163,270,437.16x = 225,313,516.20 × 88,930,769.08 - Step 4: Simplify right side
163,270,437.16x = 20,037,304,279,785,036 - Step 5: Solve for x
x = 20,037,304,279,785,036/163,270,437.16 - Step 6: Final answer
x = 122,724,631.77
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.