Finding the Fourth Proportional to 188,563,564,083.36, 282,842,682,512.94 and 87,778,060,972.05
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Solution
The fourth proportional to 188,563,564,083.36, 282,842,682,512.94 and 87,778,060,972.05 is: 131,665,851,522.32
Step by Step Solution
- Step 1: Write the proportion equation
188,563,564,083.36 : 282,842,682,512.94 = 87,778,060,972.05 : x - Step 2: Convert to fraction form
188,563,564,083.36/282,842,682,512.94 = 87,778,060,972.05/x - Step 3: Cross multiply
188,563,564,083.36x = 282,842,682,512.94 × 87,778,060,972.05 - Step 4: Simplify right side
188,563,564,083.36x = 24,827,382,231,119,026,978,816 - Step 5: Solve for x
x = 24,827,382,231,119,026,978,816/188,563,564,083.36 - Step 6: Final answer
x = 131,665,851,522.32
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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.