Finding the Fourth Proportional to 1,030,203,280.68, 1,545,940,534.46 and 477,402,670.44
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Solution
The fourth proportional to 1,030,203,280.68, 1,545,940,534.46 and 477,402,670.44 is: 716,398,552.92
Step by Step Solution
- Step 1: Write the proportion equation
1,030,203,280.68 : 1,545,940,534.46 = 477,402,670.44 : x - Step 2: Convert to fraction form
1,030,203,280.68/1,545,940,534.46 = 477,402,670.44/x - Step 3: Cross multiply
1,030,203,280.68x = 1,545,940,534.46 × 477,402,670.44 - Step 4: Simplify right side
1,030,203,280.68x = 738,036,139,492,644,864 - Step 5: Solve for x
x = 738,036,139,492,644,864/1,030,203,280.68 - Step 6: Final answer
x = 716,398,552.92
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1.5x scale
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.