Finding the Fourth Proportional to 637,750,601.70, 956,625,902.55 and 315,264,329.70
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Solution
The fourth proportional to 637,750,601.70, 956,625,902.55 and 315,264,329.70 is: 472,896,494.55
Step by Step Solution
- Step 1: Write the proportion equation
637,750,601.70 : 956,625,902.55 = 315,264,329.70 : x - Step 2: Convert to fraction form
637,750,601.70/956,625,902.55 = 315,264,329.70/x - Step 3: Cross multiply
637,750,601.70x = 956,625,902.55 × 315,264,329.70 - Step 4: Simplify right side
637,750,601.70x = 301,590,023,941,083,264 - Step 5: Solve for x
x = 301,590,023,941,083,264/637,750,601.70 - Step 6: Final answer
x = 472,896,494.55
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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.