Finding the Fourth Proportional to 1,698,575,287,772.30, 2,344,033,807,468.60 and 917,308,340,110.08
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Solution
The fourth proportional to 1,698,575,287,772.30, 2,344,033,807,468.60 and 917,308,340,110.08 is: 1,265,885,460,932.94
Step by Step Solution
- Step 1: Write the proportion equation
1,698,575,287,772.30 : 2,344,033,807,468.60 = 917,308,340,110.08 : x - Step 2: Convert to fraction form
1,698,575,287,772.30/2,344,033,807,468.60 = 917,308,340,110.08/x - Step 3: Cross multiply
1,698,575,287,772.30x = 2,344,033,807,468.60 × 917,308,340,110.08 - Step 4: Simplify right side
1,698,575,287,772.30x = 2,150,201,761,090,932,186,284,032 - Step 5: Solve for x
x = 2,150,201,761,090,932,186,284,032/1,698,575,287,772.30 - Step 6: Final answer
x = 1,265,885,460,932.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.