Finding the Fourth Proportional to 133,059,089.70, 199,588,634.55 and 46,796,811.30
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Solution
The fourth proportional to 133,059,089.70, 199,588,634.55 and 46,796,811.30 is: 70,195,216.95
Step by Step Solution
- Step 1: Write the proportion equation
133,059,089.70 : 199,588,634.55 = 46,796,811.30 : x - Step 2: Convert to fraction form
133,059,089.70/199,588,634.55 = 46,796,811.30/x - Step 3: Cross multiply
133,059,089.70x = 199,588,634.55 × 46,796,811.30 - Step 4: Simplify right side
133,059,089.70x = 9,340,111,668,661,010 - Step 5: Solve for x
x = 9,340,111,668,661,010/133,059,089.70 - Step 6: Final answer
x = 70,195,216.95
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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.