Finding the Fourth Proportional to 283,095,205.48, 424,445,389.24 and 125,442,475.12
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Solution
The fourth proportional to 283,095,205.48, 424,445,389.24 and 125,442,475.12 is: 188,076,234.25
Step by Step Solution
- Step 1: Write the proportion equation
283,095,205.48 : 424,445,389.24 = 125,442,475.12 : x - Step 2: Convert to fraction form
283,095,205.48/424,445,389.24 = 125,442,475.12/x - Step 3: Cross multiply
283,095,205.48x = 424,445,389.24 × 125,442,475.12 - Step 4: Simplify right side
283,095,205.48x = 53,243,480,179,537,416 - Step 5: Solve for x
x = 53,243,480,179,537,416/283,095,205.48 - Step 6: Final answer
x = 188,076,234.25
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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.