Finding the Fourth Proportional to 232,439,292.18, 320,788,880.28 and 173,599,805.40
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Solution
The fourth proportional to 232,439,292.18, 320,788,880.28 and 173,599,805.40 is: 239,584,653.13
Step by Step Solution
- Step 1: Write the proportion equation
232,439,292.18 : 320,788,880.28 = 173,599,805.40 : x - Step 2: Convert to fraction form
232,439,292.18/320,788,880.28 = 173,599,805.40/x - Step 3: Cross multiply
232,439,292.18x = 320,788,880.28 × 173,599,805.40 - Step 4: Simplify right side
232,439,292.18x = 55,688,887,191,091,896 - Step 5: Solve for x
x = 55,688,887,191,091,896/232,439,292.18 - Step 6: Final answer
x = 239,584,653.13
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.