Finding the Fourth Proportional to 527,552,357.24, 790,329,702.99 and 352,146,490.31
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Solution
The fourth proportional to 527,552,357.24, 790,329,702.99 and 352,146,490.31 is: 527,553,004.51
Step by Step Solution
- Step 1: Write the proportion equation
527,552,357.24 : 790,329,702.99 = 352,146,490.31 : x - Step 2: Convert to fraction form
527,552,357.24/790,329,702.99 = 352,146,490.31/x - Step 3: Cross multiply
527,552,357.24x = 790,329,702.99 × 352,146,490.31 - Step 4: Simplify right side
527,552,357.24x = 278,311,831,095,673,216 - Step 5: Solve for x
x = 278,311,831,095,673,216/527,552,357.24 - Step 6: Final answer
x = 527,553,004.51
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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.