Finding the Fourth Proportional to 306,983,531.70, 460,475,297.55 and 306,983,531.70
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Solution
The fourth proportional to 306,983,531.70, 460,475,297.55 and 306,983,531.70 is: 460,475,297.55
Step by Step Solution
- Step 1: Write the proportion equation
306,983,531.70 : 460,475,297.55 = 306,983,531.70 : x - Step 2: Convert to fraction form
306,983,531.70/460,475,297.55 = 306,983,531.70/x - Step 3: Cross multiply
306,983,531.70x = 460,475,297.55 × 306,983,531.70 - Step 4: Simplify right side
306,983,531.70x = 141,358,333,102,507,360 - Step 5: Solve for x
x = 141,358,333,102,507,360/306,983,531.70 - Step 6: Final answer
x = 460,475,297.55
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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.