Finding the Fourth Proportional to 837,496,712.92, 1,255,663,324.84 and 370,903,878.76
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Solution
The fourth proportional to 837,496,712.92, 1,255,663,324.84 and 370,903,878.76 is: 556,098,179.75
Step by Step Solution
- Step 1: Write the proportion equation
837,496,712.92 : 1,255,663,324.84 = 370,903,878.76 : x - Step 2: Convert to fraction form
837,496,712.92/1,255,663,324.84 = 370,903,878.76/x - Step 3: Cross multiply
837,496,712.92x = 1,255,663,324.84 × 370,903,878.76 - Step 4: Simplify right side
837,496,712.92x = 465,730,397,599,833,792 - Step 5: Solve for x
x = 465,730,397,599,833,792/837,496,712.92 - Step 6: Final answer
x = 556,098,179.75
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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.