Finding the Fourth Proportional to 70,881,294, 97,816,224.96 and 38,286,246
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Solution
The fourth proportional to 70,881,294, 97,816,224.96 and 38,286,246 is: 52,835,040.68
Step by Step Solution
- Step 1: Write the proportion equation
70,881,294 : 97,816,224.96 = 38,286,246 : x - Step 2: Convert to fraction form
70,881,294/97,816,224.96 = 38,286,246/x - Step 3: Cross multiply
70,881,294x = 97,816,224.96 × 38,286,246 - Step 4: Simplify right side
70,881,294x = 3,745,016,051,609,900 - Step 5: Solve for x
x = 3,745,016,051,609,900/70,881,294 - Step 6: Final answer
x = 52,835,040.68
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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.