Finding the Fourth Proportional to 277,223,509.99, 382,571,467.10 and 153,466,253.83
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Solution
The fourth proportional to 277,223,509.99, 382,571,467.10 and 153,466,253.83 is: 211,785,103.94
Step by Step Solution
- Step 1: Write the proportion equation
277,223,509.99 : 382,571,467.10 = 153,466,253.83 : x - Step 2: Convert to fraction form
277,223,509.99/382,571,467.10 = 153,466,253.83/x - Step 3: Cross multiply
277,223,509.99x = 382,571,467.10 × 153,466,253.83 - Step 4: Simplify right side
277,223,509.99x = 58,711,809,878,084,104 - Step 5: Solve for x
x = 58,711,809,878,084,104/277,223,509.99 - Step 6: Final answer
x = 211,785,103.94
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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.