Finding the Fourth Proportional to 1,888,596,128.70, 2,832,894,193.05 and 1,494,054,330.30
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Solution
The fourth proportional to 1,888,596,128.70, 2,832,894,193.05 and 1,494,054,330.30 is: 2,241,081,495.45
Step by Step Solution
- Step 1: Write the proportion equation
1,888,596,128.70 : 2,832,894,193.05 = 1,494,054,330.30 : x - Step 2: Convert to fraction form
1,888,596,128.70/2,832,894,193.05 = 1,494,054,330.30/x - Step 3: Cross multiply
1,888,596,128.70x = 2,832,894,193.05 × 1,494,054,330.30 - Step 4: Simplify right side
1,888,596,128.70x = 4,232,497,836,408,076,800 - Step 5: Solve for x
x = 4,232,497,836,408,076,800/1,888,596,128.70 - Step 6: Final answer
x = 2,241,081,495.45
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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.