Finding the Fourth Proportional to 162,355,950.40, 243,508,001.80 and 47,313,583.08
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Solution
The fourth proportional to 162,355,950.40, 243,508,001.80 and 47,313,583.08 is: 70,962,819.94
Step by Step Solution
- Step 1: Write the proportion equation
162,355,950.40 : 243,508,001.80 = 47,313,583.08 : x - Step 2: Convert to fraction form
162,355,950.40/243,508,001.80 = 47,313,583.08/x - Step 3: Cross multiply
162,355,950.40x = 243,508,001.80 × 47,313,583.08 - Step 4: Simplify right side
162,355,950.40x = 11,521,236,073,809,090 - Step 5: Solve for x
x = 11,521,236,073,809,090/162,355,950.40 - Step 6: Final answer
x = 70,962,819.94
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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.