Finding the Fourth Proportional to 163,883,341.80, 245,825,012.70 and 163,883,341.80
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Solution
The fourth proportional to 163,883,341.80, 245,825,012.70 and 163,883,341.80 is: 245,825,012.70
Step by Step Solution
- Step 1: Write the proportion equation
163,883,341.80 : 245,825,012.70 = 163,883,341.80 : x - Step 2: Convert to fraction form
163,883,341.80/245,825,012.70 = 163,883,341.80/x - Step 3: Cross multiply
163,883,341.80x = 245,825,012.70 × 163,883,341.80 - Step 4: Simplify right side
163,883,341.80x = 40,286,624,579,303,440 - Step 5: Solve for x
x = 40,286,624,579,303,440/163,883,341.80 - Step 6: Final answer
x = 245,825,012.70
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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.