Finding the Fourth Proportional to 297,792,118.05, 446,688,177.08 and 221,264,614.05
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Solution
The fourth proportional to 297,792,118.05, 446,688,177.08 and 221,264,614.05 is: 331,896,921.08
Step by Step Solution
- Step 1: Write the proportion equation
297,792,118.05 : 446,688,177.08 = 221,264,614.05 : x - Step 2: Convert to fraction form
297,792,118.05/446,688,177.08 = 221,264,614.05/x - Step 3: Cross multiply
297,792,118.05x = 446,688,177.08 × 221,264,614.05 - Step 4: Simplify right side
297,792,118.05x = 98,836,287,101,197,936 - Step 5: Solve for x
x = 98,836,287,101,197,936/297,792,118.05 - Step 6: Final answer
x = 331,896,921.08
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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.