Finding the Fourth Proportional to 455,049,722.88, 627,964,153.20 and 246,201,283.08
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Solution
The fourth proportional to 455,049,722.88, 627,964,153.20 and 246,201,283.08 is: 339,755,355.23
Step by Step Solution
- Step 1: Write the proportion equation
455,049,722.88 : 627,964,153.20 = 246,201,283.08 : x - Step 2: Convert to fraction form
455,049,722.88/627,964,153.20 = 246,201,283.08/x - Step 3: Cross multiply
455,049,722.88x = 627,964,153.20 × 246,201,283.08 - Step 4: Simplify right side
455,049,722.88x = 154,605,580,246,085,696 - Step 5: Solve for x
x = 154,605,580,246,085,696/455,049,722.88 - Step 6: Final answer
x = 339,755,355.23
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.