Finding the Fourth Proportional to 155,164,369,543.80, 232,746,554,315.70 and 155,164,369,543.80
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Solution
The fourth proportional to 155,164,369,543.80, 232,746,554,315.70 and 155,164,369,543.80 is: 232,746,554,315.70
Step by Step Solution
- Step 1: Write the proportion equation
155,164,369,543.80 : 232,746,554,315.70 = 155,164,369,543.80 : x - Step 2: Convert to fraction form
155,164,369,543.80/232,746,554,315.70 = 155,164,369,543.80/x - Step 3: Cross multiply
155,164,369,543.80x = 232,746,554,315.70 × 155,164,369,543.80 - Step 4: Simplify right side
155,164,369,543.80x = 36,113,972,363,887,391,014,912 - Step 5: Solve for x
x = 36,113,972,363,887,391,014,912/155,164,369,543.80 - Step 6: Final answer
x = 232,746,554,315.70
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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.