Finding the Fourth Proportional to 755,209,799,836.08, 1,132,823,689,225 and 210,625,163,818.06
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Solution
The fourth proportional to 755,209,799,836.08, 1,132,823,689,225 and 210,625,163,818.06 is: 315,940,252,856.60
Step by Step Solution
- Step 1: Write the proportion equation
755,209,799,836.08 : 1,132,823,689,225 = 210,625,163,818.06 : x - Step 2: Convert to fraction form
755,209,799,836.08/1,132,823,689,225 = 210,625,163,818.06/x - Step 3: Cross multiply
755,209,799,836.08x = 1,132,823,689,225 × 210,625,163,818.06 - Step 4: Simplify right side
755,209,799,836.08x = 238,601,175,119,994,705,412,096 - Step 5: Solve for x
x = 238,601,175,119,994,705,412,096/755,209,799,836.08 - Step 6: Final answer
x = 315,940,252,856.60
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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.