Finding the Fourth Proportional to 1,602,124,840.40, 2,403,612,413.40 and 566,877,772.40
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Solution
The fourth proportional to 1,602,124,840.40, 2,403,612,413.40 and 566,877,772.40 is: 850,467,089.87
Step by Step Solution
- Step 1: Write the proportion equation
1,602,124,840.40 : 2,403,612,413.40 = 566,877,772.40 : x - Step 2: Convert to fraction form
1,602,124,840.40/2,403,612,413.40 = 566,877,772.40/x - Step 3: Cross multiply
1,602,124,840.40x = 2,403,612,413.40 × 566,877,772.40 - Step 4: Simplify right side
1,602,124,840.40x = 1,362,554,450,621,179,904 - Step 5: Solve for x
x = 1,362,554,450,621,179,904/1,602,124,840.40 - Step 6: Final answer
x = 850,467,089.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.