Finding the Fourth Proportional to 218,425,692.22, 301,425,663.93 and 119,306,502.82
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Solution
The fourth proportional to 218,425,692.22, 301,425,663.93 and 119,306,502.82 is: 164,641,995.45
Step by Step Solution
- Step 1: Write the proportion equation
218,425,692.22 : 301,425,663.93 = 119,306,502.82 : x - Step 2: Convert to fraction form
218,425,692.22/301,425,663.93 = 119,306,502.82/x - Step 3: Cross multiply
218,425,692.22x = 301,425,663.93 × 119,306,502.82 - Step 4: Simplify right side
218,425,692.22x = 35,962,041,823,614,300 - Step 5: Solve for x
x = 35,962,041,823,614,300/218,425,692.22 - Step 6: Final answer
x = 164,641,995.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.