Finding the Fourth Proportional to 147,913,391.70, 221,853,291.39 and 57,029,369.94
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Solution
The fourth proportional to 147,913,391.70, 221,853,291.39 and 57,029,369.94 is: 85,537,579.00
Step by Step Solution
- Step 1: Write the proportion equation
147,913,391.70 : 221,853,291.39 = 57,029,369.94 : x - Step 2: Convert to fraction form
147,913,391.70/221,853,291.39 = 57,029,369.94/x - Step 3: Cross multiply
147,913,391.70x = 221,853,291.39 × 57,029,369.94 - Step 4: Simplify right side
147,913,391.70x = 12,652,153,427,086,926 - Step 5: Solve for x
x = 12,652,153,427,086,926/147,913,391.70 - Step 6: Final answer
x = 85,537,579.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.