Finding the Fourth Proportional to 1,036,305,927.20, 1,552,191,409.20 and 900,257,031.20
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Solution
The fourth proportional to 1,036,305,927.20, 1,552,191,409.20 and 900,257,031.20 is: 1,348,415,745.99
Step by Step Solution
- Step 1: Write the proportion equation
1,036,305,927.20 : 1,552,191,409.20 = 900,257,031.20 : x - Step 2: Convert to fraction form
1,036,305,927.20/1,552,191,409.20 = 900,257,031.20/x - Step 3: Cross multiply
1,036,305,927.20x = 1,552,191,409.20 × 900,257,031.20 - Step 4: Simplify right side
1,036,305,927.20x = 1,397,371,229,900,536,576 - Step 5: Solve for x
x = 1,397,371,229,900,536,576/1,036,305,927.20 - Step 6: Final answer
x = 1,348,415,745.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.