Finding the Fourth Proportional to 106,828,244.70, 147,421,211.67 and 60,416,756.70
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Solution
The fourth proportional to 106,828,244.70, 147,421,211.67 and 60,416,756.70 is: 83,374,125.47
Step by Step Solution
- Step 1: Write the proportion equation
106,828,244.70 : 147,421,211.67 = 60,416,756.70 : x - Step 2: Convert to fraction form
106,828,244.70/147,421,211.67 = 60,416,756.70/x - Step 3: Cross multiply
106,828,244.70x = 147,421,211.67 × 60,416,756.70 - Step 4: Simplify right side
106,828,244.70x = 8,906,711,477,885,590 - Step 5: Solve for x
x = 8,906,711,477,885,590/106,828,244.70 - Step 6: Final answer
x = 83,374,125.47
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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.