Finding the Fourth Proportional to 307,840,769.01, 462,497,812.00 and 197,392,831.46
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Solution
The fourth proportional to 307,840,769.01, 462,497,812.00 and 197,392,831.46 is: 296,561,605.35
Step by Step Solution
- Step 1: Write the proportion equation
307,840,769.01 : 462,497,812.00 = 197,392,831.46 : x - Step 2: Convert to fraction form
307,840,769.01/462,497,812.00 = 197,392,831.46/x - Step 3: Cross multiply
307,840,769.01x = 462,497,812.00 × 197,392,831.46 - Step 4: Simplify right side
307,840,769.01x = 91,293,752,652,445,744 - Step 5: Solve for x
x = 91,293,752,652,445,744/307,840,769.01 - Step 6: Final answer
x = 296,561,605.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.