Finding the Fourth Proportional to 105,843,353.15, 158,736,686.20 and 29,148,149.99
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Solution
The fourth proportional to 105,843,353.15, 158,736,686.20 and 29,148,149.99 is: 43,714,419.48
Step by Step Solution
- Step 1: Write the proportion equation
105,843,353.15 : 158,736,686.20 = 29,148,149.99 : x - Step 2: Convert to fraction form
105,843,353.15/158,736,686.20 = 29,148,149.99/x - Step 3: Cross multiply
105,843,353.15x = 158,736,686.20 × 29,148,149.99 - Step 4: Simplify right side
105,843,353.15x = 4,626,880,738,273,163 - Step 5: Solve for x
x = 4,626,880,738,273,163/105,843,353.15 - Step 6: Final answer
x = 43,714,419.48
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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.