Finding the Fourth Proportional to 1,594,578,852.80, 2,391,868,279.20 and 894,352,191.20
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Solution
The fourth proportional to 1,594,578,852.80, 2,391,868,279.20 and 894,352,191.20 is: 1,341,528,286.80
Step by Step Solution
- Step 1: Write the proportion equation
1,594,578,852.80 : 2,391,868,279.20 = 894,352,191.20 : x - Step 2: Convert to fraction form
1,594,578,852.80/2,391,868,279.20 = 894,352,191.20/x - Step 3: Cross multiply
1,594,578,852.80x = 2,391,868,279.20 × 894,352,191.20 - Step 4: Simplify right side
1,594,578,852.80x = 2,139,172,636,564,293,376 - Step 5: Solve for x
x = 2,139,172,636,564,293,376/1,594,578,852.80 - Step 6: Final answer
x = 1,341,528,286.80
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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.