Finding the Fourth Proportional to 174,680,076,899.80, 262,020,115,349.70 and 145,656,312,419.80
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Solution
The fourth proportional to 174,680,076,899.80, 262,020,115,349.70 and 145,656,312,419.80 is: 218,484,468,629.70
Step by Step Solution
- Step 1: Write the proportion equation
174,680,076,899.80 : 262,020,115,349.70 = 145,656,312,419.80 : x - Step 2: Convert to fraction form
174,680,076,899.80/262,020,115,349.70 = 145,656,312,419.80/x - Step 3: Cross multiply
174,680,076,899.80x = 262,020,115,349.70 × 145,656,312,419.80 - Step 4: Simplify right side
174,680,076,899.80x = 38,164,883,781,647,935,209,472 - Step 5: Solve for x
x = 38,164,883,781,647,935,209,472/174,680,076,899.80 - Step 6: Final answer
x = 218,484,468,629.70
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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.