Finding the Fourth Proportional to 146,502,219.18, 219,773,473.77 and 54,378,129.54
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Solution
The fourth proportional to 146,502,219.18, 219,773,473.77 and 54,378,129.54 is: 81,574,671.65
Step by Step Solution
- Step 1: Write the proportion equation
146,502,219.18 : 219,773,473.77 = 54,378,129.54 : x - Step 2: Convert to fraction form
146,502,219.18/219,773,473.77 = 54,378,129.54/x - Step 3: Cross multiply
146,502,219.18x = 219,773,473.77 × 54,378,129.54 - Step 4: Simplify right side
146,502,219.18x = 11,950,870,426,120,852 - Step 5: Solve for x
x = 11,950,870,426,120,852/146,502,219.18 - Step 6: Final answer
x = 81,574,671.65
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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.