Finding the Fourth Proportional to 2,720,514,873,700.20, 4,081,345,430,806.80 and 882,510,038,059.59
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Solution
The fourth proportional to 2,720,514,873,700.20, 4,081,345,430,806.80 and 882,510,038,059.59 is: 1,323,950,972,036.69
Step by Step Solution
- Step 1: Write the proportion equation
2,720,514,873,700.20 : 4,081,345,430,806.80 = 882,510,038,059.59 : x - Step 2: Convert to fraction form
2,720,514,873,700.20/4,081,345,430,806.80 = 882,510,038,059.59/x - Step 3: Cross multiply
2,720,514,873,700.20x = 4,081,345,430,806.80 × 882,510,038,059.59 - Step 4: Simplify right side
2,720,514,873,700.20x = 3,601,828,311,475,642,441,924,608 - Step 5: Solve for x
x = 3,601,828,311,475,642,441,924,608/2,720,514,873,700.20 - Step 6: Final answer
x = 1,323,950,972,036.69
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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.