Finding the Fourth Proportional to 4,371,624,087.60, 6,555,168,649.80 and 1,609,831,498.80
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Solution
The fourth proportional to 4,371,624,087.60, 6,555,168,649.80 and 1,609,831,498.80 is: 2,413,912,257.99
Step by Step Solution
- Step 1: Write the proportion equation
4,371,624,087.60 : 6,555,168,649.80 = 1,609,831,498.80 : x - Step 2: Convert to fraction form
4,371,624,087.60/6,555,168,649.80 = 1,609,831,498.80/x - Step 3: Cross multiply
4,371,624,087.60x = 6,555,168,649.80 × 1,609,831,498.80 - Step 4: Simplify right side
4,371,624,087.60x = 10,552,716,972,394,305,536 - Step 5: Solve for x
x = 10,552,716,972,394,305,536/4,371,624,087.60 - Step 6: Final answer
x = 2,413,912,257.99
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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.