Finding the Fourth Proportional to 195,570,292,753.80, 293,355,439,130.70 and 55,984,125,457.80
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Solution
The fourth proportional to 195,570,292,753.80, 293,355,439,130.70 and 55,984,125,457.80 is: 83,976,188,186.70
Step by Step Solution
- Step 1: Write the proportion equation
195,570,292,753.80 : 293,355,439,130.70 = 55,984,125,457.80 : x - Step 2: Convert to fraction form
195,570,292,753.80/293,355,439,130.70 = 55,984,125,457.80/x - Step 3: Cross multiply
195,570,292,753.80x = 293,355,439,130.70 × 55,984,125,457.80 - Step 4: Simplify right side
195,570,292,753.80x = 16,423,247,708,021,122,400,256 - Step 5: Solve for x
x = 16,423,247,708,021,122,400,256/195,570,292,753.80 - Step 6: Final answer
x = 83,976,188,186.70
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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.