Finding the Fourth Proportional to 1,263,974,213.23, 1,896,710,328.75 and 704,204,574.40
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Solution
The fourth proportional to 1,263,974,213.23, 1,896,710,328.75 and 704,204,574.40 is: 1,056,724,160.85
Step by Step Solution
- Step 1: Write the proportion equation
1,263,974,213.23 : 1,896,710,328.75 = 704,204,574.40 : x - Step 2: Convert to fraction form
1,263,974,213.23/1,896,710,328.75 = 704,204,574.40/x - Step 3: Cross multiply
1,263,974,213.23x = 1,896,710,328.75 × 704,204,574.40 - Step 4: Simplify right side
1,263,974,213.23x = 1,335,672,089,816,391,680 - Step 5: Solve for x
x = 1,335,672,089,816,391,680/1,263,974,213.23 - Step 6: Final answer
x = 1,056,724,160.85
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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.