Finding the Fourth Proportional to 1,908,476,871.68, 2,862,396,413.68 and 528,430,882.88
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Solution
The fourth proportional to 1,908,476,871.68, 2,862,396,413.68 and 528,430,882.88 is: 792,558,027.02
Step by Step Solution
- Step 1: Write the proportion equation
1,908,476,871.68 : 2,862,396,413.68 = 528,430,882.88 : x - Step 2: Convert to fraction form
1,908,476,871.68/2,862,396,413.68 = 528,430,882.88/x - Step 3: Cross multiply
1,908,476,871.68x = 2,862,396,413.68 × 528,430,882.88 - Step 4: Simplify right side
1,908,476,871.68x = 1,512,578,664,033,467,904 - Step 5: Solve for x
x = 1,512,578,664,033,467,904/1,908,476,871.68 - Step 6: Final answer
x = 792,558,027.02
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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.