Finding the Fourth Proportional to 801,928,456.52, 1,202,893,644.02 and 219,667,721.99
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Solution
The fourth proportional to 801,928,456.52, 1,202,893,644.02 and 219,667,721.99 is: 329,501,845.74
Step by Step Solution
- Step 1: Write the proportion equation
801,928,456.52 : 1,202,893,644.02 = 219,667,721.99 : x - Step 2: Convert to fraction form
801,928,456.52/1,202,893,644.02 = 219,667,721.99/x - Step 3: Cross multiply
801,928,456.52x = 1,202,893,644.02 × 219,667,721.99 - Step 4: Simplify right side
801,928,456.52x = 264,236,906,571,010,624 - Step 5: Solve for x
x = 264,236,906,571,010,624/801,928,456.52 - Step 6: Final answer
x = 329,501,845.74
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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.