Finding the Fourth Proportional to 70,996,864.45, 106,495,296.68 and 63,344,114.05
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Solution
The fourth proportional to 70,996,864.45, 106,495,296.68 and 63,344,114.05 is: 95,016,171.08
Step by Step Solution
- Step 1: Write the proportion equation
70,996,864.45 : 106,495,296.68 = 63,344,114.05 : x - Step 2: Convert to fraction form
70,996,864.45/106,495,296.68 = 63,344,114.05/x - Step 3: Cross multiply
70,996,864.45x = 106,495,296.68 × 63,344,114.05 - Step 4: Simplify right side
70,996,864.45x = 6,745,850,218,369,785 - Step 5: Solve for x
x = 6,745,850,218,369,785/70,996,864.45 - Step 6: Final answer
x = 95,016,171.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.