Finding the Fourth Proportional to 177,564,106.80, 266,346,160.20 and 163,959,217.20
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Solution
The fourth proportional to 177,564,106.80, 266,346,160.20 and 163,959,217.20 is: 245,938,825.80
Step by Step Solution
- Step 1: Write the proportion equation
177,564,106.80 : 266,346,160.20 = 163,959,217.20 : x - Step 2: Convert to fraction form
177,564,106.80/266,346,160.20 = 163,959,217.20/x - Step 3: Cross multiply
177,564,106.80x = 266,346,160.20 × 163,959,217.20 - Step 4: Simplify right side
177,564,106.80x = 43,669,907,930,617,792 - Step 5: Solve for x
x = 43,669,907,930,617,792/177,564,106.80 - Step 6: Final answer
x = 245,938,825.80
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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.