Finding the Fourth Proportional to 1,036,305,903.70, 1,552,191,373.95 and 900,257,007.70
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Solution
The fourth proportional to 1,036,305,903.70, 1,552,191,373.95 and 900,257,007.70 is: 1,348,415,710.75
Step by Step Solution
- Step 1: Write the proportion equation
1,036,305,903.70 : 1,552,191,373.95 = 900,257,007.70 : x - Step 2: Convert to fraction form
1,036,305,903.70/1,552,191,373.95 = 900,257,007.70/x - Step 3: Cross multiply
1,036,305,903.70x = 1,552,191,373.95 × 900,257,007.70 - Step 4: Simplify right side
1,036,305,903.70x = 1,397,371,161,689,978,880 - Step 5: Solve for x
x = 1,397,371,161,689,978,880/1,036,305,903.70 - Step 6: Final answer
x = 1,348,415,710.75
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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.