Finding the Fourth Proportional to 3,653,137,541.56, 5,041,329,809.44 and 1,982,386,682.75
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Solution
The fourth proportional to 3,653,137,541.56, 5,041,329,809.44 and 1,982,386,682.75 is: 2,735,693,623.33
Step by Step Solution
- Step 1: Write the proportion equation
3,653,137,541.56 : 5,041,329,809.44 = 1,982,386,682.75 : x - Step 2: Convert to fraction form
3,653,137,541.56/5,041,329,809.44 = 1,982,386,682.75/x - Step 3: Cross multiply
3,653,137,541.56x = 5,041,329,809.44 × 1,982,386,682.75 - Step 4: Simplify right side
3,653,137,541.56x = 9,993,865,077,584,449,536 - Step 5: Solve for x
x = 9,993,865,077,584,449,536/3,653,137,541.56 - Step 6: Final answer
x = 2,735,693,623.33
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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.