Finding the Fourth Proportional to 576,358,253.18, 864,537,504.50 and 207,893,174.90
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Solution
The fourth proportional to 576,358,253.18, 864,537,504.50 and 207,893,174.90 is: 311,839,807.34
Step by Step Solution
- Step 1: Write the proportion equation
576,358,253.18 : 864,537,504.50 = 207,893,174.90 : x - Step 2: Convert to fraction form
576,358,253.18/864,537,504.50 = 207,893,174.90/x - Step 3: Cross multiply
576,358,253.18x = 864,537,504.50 × 207,893,174.90 - Step 4: Simplify right side
576,358,253.18x = 179,731,446,631,749,920 - Step 5: Solve for x
x = 179,731,446,631,749,920/576,358,253.18 - Step 6: Final answer
x = 311,839,807.34
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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.