Finding the Fourth Proportional to 288,733,159.96, 433,092,542.82 and 84,263,006.68
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Solution
The fourth proportional to 288,733,159.96, 433,092,542.82 and 84,263,006.68 is: 126,392,409.63
Step by Step Solution
- Step 1: Write the proportion equation
288,733,159.96 : 433,092,542.82 = 84,263,006.68 : x - Step 2: Convert to fraction form
288,733,159.96/433,092,542.82 = 84,263,006.68/x - Step 3: Cross multiply
288,733,159.96x = 433,092,542.82 × 84,263,006.68 - Step 4: Simplify right side
288,733,159.96x = 36,493,679,828,699,848 - Step 5: Solve for x
x = 36,493,679,828,699,848/288,733,159.96 - Step 6: Final answer
x = 126,392,409.63
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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.