Finding the Fourth Proportional to 314,935,636.70, 472,403,455.05 and 88,000,852.70
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Solution
The fourth proportional to 314,935,636.70, 472,403,455.05 and 88,000,852.70 is: 132,001,279.05
Step by Step Solution
- Step 1: Write the proportion equation
314,935,636.70 : 472,403,455.05 = 88,000,852.70 : x - Step 2: Convert to fraction form
314,935,636.70/472,403,455.05 = 88,000,852.70/x - Step 3: Cross multiply
314,935,636.70x = 472,403,455.05 × 88,000,852.70 - Step 4: Simplify right side
314,935,636.70x = 41,571,906,862,826,120 - Step 5: Solve for x
x = 41,571,906,862,826,120/314,935,636.70 - Step 6: Final answer
x = 132,001,279.05
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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.