Finding the Fourth Proportional to 70,661,138.56, 97,497,956.95 and 41,286,789.79
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Solution
The fourth proportional to 70,661,138.56, 97,497,956.95 and 41,286,789.79 is: 56,967,347.76
Step by Step Solution
- Step 1: Write the proportion equation
70,661,138.56 : 97,497,956.95 = 41,286,789.79 : x - Step 2: Convert to fraction form
70,661,138.56/97,497,956.95 = 41,286,789.79/x - Step 3: Cross multiply
70,661,138.56x = 97,497,956.95 × 41,286,789.79 - Step 4: Simplify right side
70,661,138.56x = 4,025,377,653,202,158 - Step 5: Solve for x
x = 4,025,377,653,202,158/70,661,138.56 - Step 6: Final answer
x = 56,967,347.76
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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.