Finding the Fourth Proportional to 1,594,328,117.80, 2,391,492,176.70 and 894,101,456.20
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Solution
The fourth proportional to 1,594,328,117.80, 2,391,492,176.70 and 894,101,456.20 is: 1,341,152,184.30
Step by Step Solution
- Step 1: Write the proportion equation
1,594,328,117.80 : 2,391,492,176.70 = 894,101,456.20 : x - Step 2: Convert to fraction form
1,594,328,117.80/2,391,492,176.70 = 894,101,456.20/x - Step 3: Cross multiply
1,594,328,117.80x = 2,391,492,176.70 × 894,101,456.20 - Step 4: Simplify right side
1,594,328,117.80x = 2,138,236,637,678,377,728 - Step 5: Solve for x
x = 2,138,236,637,678,377,728/1,594,328,117.80 - Step 6: Final answer
x = 1,341,152,184.30
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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.