Finding the Fourth Proportional to 4,963,017,125.70, 7,444,525,688.55 and 2,202,925,148.10
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Solution
The fourth proportional to 4,963,017,125.70, 7,444,525,688.55 and 2,202,925,148.10 is: 3,304,387,722.15
Step by Step Solution
- Step 1: Write the proportion equation
4,963,017,125.70 : 7,444,525,688.55 = 2,202,925,148.10 : x - Step 2: Convert to fraction form
4,963,017,125.70/7,444,525,688.55 = 2,202,925,148.10/x - Step 3: Cross multiply
4,963,017,125.70x = 7,444,525,688.55 × 2,202,925,148.10 - Step 4: Simplify right side
4,963,017,125.70x = 16,399,732,854,983,262,208 - Step 5: Solve for x
x = 16,399,732,854,983,262,208/4,963,017,125.70 - Step 6: Final answer
x = 3,304,387,722.15
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1.5x scale
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.