Finding the Fourth Proportional to 347,297,768.70, 520,498,755.45 and 266,116,328.70
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Solution
The fourth proportional to 347,297,768.70, 520,498,755.45 and 266,116,328.70 is: 398,831,292.27
Step by Step Solution
- Step 1: Write the proportion equation
347,297,768.70 : 520,498,755.45 = 266,116,328.70 : x - Step 2: Convert to fraction form
347,297,768.70/520,498,755.45 = 266,116,328.70/x - Step 3: Cross multiply
347,297,768.70x = 520,498,755.45 × 266,116,328.70 - Step 4: Simplify right side
347,297,768.70x = 138,513,217,893,273,104 - Step 5: Solve for x
x = 138,513,217,893,273,104/347,297,768.70 - Step 6: Final answer
x = 398,831,292.27
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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.