Finding the Fourth Proportional to 188,563,564,086.36, 282,842,682,517.44 and 87,778,060,975.05
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Solution
The fourth proportional to 188,563,564,086.36, 282,842,682,517.44 and 87,778,060,975.05 is: 131,665,851,526.82
Step by Step Solution
- Step 1: Write the proportion equation
188,563,564,086.36 : 282,842,682,517.44 = 87,778,060,975.05 : x - Step 2: Convert to fraction form
188,563,564,086.36/282,842,682,517.44 = 87,778,060,975.05/x - Step 3: Cross multiply
188,563,564,086.36x = 282,842,682,517.44 × 87,778,060,975.05 - Step 4: Simplify right side
188,563,564,086.36x = 24,827,382,232,362,558,423,040 - Step 5: Solve for x
x = 24,827,382,232,362,558,423,040/188,563,564,086.36 - Step 6: Final answer
x = 131,665,851,526.82
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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.