Finding the Fourth Proportional to 221,357,220.60, 332,539,715.70 and 160,135,217.40
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Solution
The fourth proportional to 221,357,220.60, 332,539,715.70 and 160,135,217.40 is: 240,567,348.67
Step by Step Solution
- Step 1: Write the proportion equation
221,357,220.60 : 332,539,715.70 = 160,135,217.40 : x - Step 2: Convert to fraction form
221,357,220.60/332,539,715.70 = 160,135,217.40/x - Step 3: Cross multiply
221,357,220.60x = 332,539,715.70 × 160,135,217.40 - Step 4: Simplify right side
221,357,220.60x = 53,251,319,667,753,696 - Step 5: Solve for x
x = 53,251,319,667,753,696/221,357,220.60 - Step 6: Final answer
x = 240,567,348.67
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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.