Finding the Fourth Proportional to 545,948,201.70, 818,922,302.55 and 362,282,192.10
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Solution
The fourth proportional to 545,948,201.70, 818,922,302.55 and 362,282,192.10 is: 543,423,288.15
Step by Step Solution
- Step 1: Write the proportion equation
545,948,201.70 : 818,922,302.55 = 362,282,192.10 : x - Step 2: Convert to fraction form
545,948,201.70/818,922,302.55 = 362,282,192.10/x - Step 3: Cross multiply
545,948,201.70x = 818,922,302.55 × 362,282,192.10 - Step 4: Simplify right side
545,948,201.70x = 296,680,966,927,393,408 - Step 5: Solve for x
x = 296,680,966,927,393,408/545,948,201.70 - Step 6: Final answer
x = 543,423,288.15
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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.