Finding the Fourth Proportional to 292,517,504.70, 438,841,210.95 and 98,423,441.70
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Solution
The fourth proportional to 292,517,504.70, 438,841,210.95 and 98,423,441.70 is: 147,657,017.61
Step by Step Solution
- Step 1: Write the proportion equation
292,517,504.70 : 438,841,210.95 = 98,423,441.70 : x - Step 2: Convert to fraction form
292,517,504.70/438,841,210.95 = 98,423,441.70/x - Step 3: Cross multiply
292,517,504.70x = 438,841,210.95 × 98,423,441.70 - Step 4: Simplify right side
292,517,504.70x = 43,192,262,341,494,728 - Step 5: Solve for x
x = 43,192,262,341,494,728/292,517,504.70 - Step 6: Final answer
x = 147,657,017.61
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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.