Finding the Fourth Proportional to 2,943,233,774.70, 4,413,072,436.95 and 1,172,876,848.35
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Solution
The fourth proportional to 2,943,233,774.70, 4,413,072,436.95 and 1,172,876,848.35 is: 1,758,606,650.92
Step by Step Solution
- Step 1: Write the proportion equation
2,943,233,774.70 : 4,413,072,436.95 = 1,172,876,848.35 : x - Step 2: Convert to fraction form
2,943,233,774.70/4,413,072,436.95 = 1,172,876,848.35/x - Step 3: Cross multiply
2,943,233,774.70x = 4,413,072,436.95 × 1,172,876,848.35 - Step 4: Simplify right side
2,943,233,774.70x = 5,175,990,491,390,169,088 - Step 5: Solve for x
x = 5,175,990,491,390,169,088/2,943,233,774.70 - Step 6: Final answer
x = 1,758,606,650.92
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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.