Finding the Fourth Proportional to 496,552,344.30, 744,828,516.45 and 442,026,497.70
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Solution
The fourth proportional to 496,552,344.30, 744,828,516.45 and 442,026,497.70 is: 663,039,746.55
Step by Step Solution
- Step 1: Write the proportion equation
496,552,344.30 : 744,828,516.45 = 442,026,497.70 : x - Step 2: Convert to fraction form
496,552,344.30/744,828,516.45 = 442,026,497.70/x - Step 3: Cross multiply
496,552,344.30x = 744,828,516.45 × 442,026,497.70 - Step 4: Simplify right side
496,552,344.30x = 329,233,940,513,480,320 - Step 5: Solve for x
x = 329,233,940,513,480,320/496,552,344.30 - Step 6: Final answer
x = 663,039,746.55
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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.