Finding the Fourth Proportional to 277,223,521.99, 382,571,483.66 and 153,466,265.83
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Solution
The fourth proportional to 277,223,521.99, 382,571,483.66 and 153,466,265.83 is: 211,785,120.50
Step by Step Solution
- Step 1: Write the proportion equation
277,223,521.99 : 382,571,483.66 = 153,466,265.83 : x - Step 2: Convert to fraction form
277,223,521.99/382,571,483.66 = 153,466,265.83/x - Step 3: Cross multiply
277,223,521.99x = 382,571,483.66 × 153,466,265.83 - Step 4: Simplify right side
277,223,521.99x = 58,711,817,010,343,072 - Step 5: Solve for x
x = 58,711,817,010,343,072/277,223,521.99 - Step 6: Final answer
x = 211,785,120.50
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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.