Finding the Fourth Proportional to 1,047,169,549.80, 1,570,754,324.70 and 885,926,413.80
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Solution
The fourth proportional to 1,047,169,549.80, 1,570,754,324.70 and 885,926,413.80 is: 1,328,889,620.70
Step by Step Solution
- Step 1: Write the proportion equation
1,047,169,549.80 : 1,570,754,324.70 = 885,926,413.80 : x - Step 2: Convert to fraction form
1,047,169,549.80/1,570,754,324.70 = 885,926,413.80/x - Step 3: Cross multiply
1,047,169,549.80x = 1,570,754,324.70 × 885,926,413.80 - Step 4: Simplify right side
1,047,169,549.80x = 1,391,572,745,842,311,680 - Step 5: Solve for x
x = 1,391,572,745,842,311,680/1,047,169,549.80 - Step 6: Final answer
x = 1,328,889,620.70
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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.