Finding the Fourth Proportional to 157,306,751.14, 235,960,873.08 and 48,131,748.04
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Solution
The fourth proportional to 157,306,751.14, 235,960,873.08 and 48,131,748.04 is: 72,197,850.43
Step by Step Solution
- Step 1: Write the proportion equation
157,306,751.14 : 235,960,873.08 = 48,131,748.04 : x - Step 2: Convert to fraction form
157,306,751.14/235,960,873.08 = 48,131,748.04/x - Step 3: Cross multiply
157,306,751.14x = 235,960,873.08 × 48,131,748.04 - Step 4: Simplify right side
157,306,751.14x = 11,357,209,290,384,980 - Step 5: Solve for x
x = 11,357,209,290,384,980/157,306,751.14 - Step 6: Final answer
x = 72,197,850.43
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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.