Finding the Fourth Proportional to 560,368,455.60, 838,285,201.80 and 492,344,007.60
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Solution
The fourth proportional to 560,368,455.60, 838,285,201.80 and 492,344,007.60 is: 736,523,784.74
Step by Step Solution
- Step 1: Write the proportion equation
560,368,455.60 : 838,285,201.80 = 492,344,007.60 : x - Step 2: Convert to fraction form
560,368,455.60/838,285,201.80 = 492,344,007.60/x - Step 3: Cross multiply
560,368,455.60x = 838,285,201.80 × 492,344,007.60 - Step 4: Simplify right side
560,368,455.60x = 412,724,695,765,986,752 - Step 5: Solve for x
x = 412,724,695,765,986,752/560,368,455.60 - Step 6: Final answer
x = 736,523,784.74
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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.