Finding the Fourth Proportional to 277,223,513.24, 382,571,471.58 and 153,466,257.08
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Solution
The fourth proportional to 277,223,513.24, 382,571,471.58 and 153,466,257.08 is: 211,785,108.42
Step by Step Solution
- Step 1: Write the proportion equation
277,223,513.24 : 382,571,471.58 = 153,466,257.08 : x - Step 2: Convert to fraction form
277,223,513.24/382,571,471.58 = 153,466,257.08/x - Step 3: Cross multiply
277,223,513.24x = 382,571,471.58 × 153,466,257.08 - Step 4: Simplify right side
277,223,513.24x = 58,711,811,808,970,200 - Step 5: Solve for x
x = 58,711,811,808,970,200/277,223,513.24 - Step 6: Final answer
x = 211,785,108.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.