Finding the Fourth Proportional to 3,501,079,925.36, 4,831,605,536.37 and 1,915,135,590.26
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Solution
The fourth proportional to 3,501,079,925.36, 4,831,605,536.37 and 1,915,135,590.26 is: 2,642,950,151.98
Step by Step Solution
- Step 1: Write the proportion equation
3,501,079,925.36 : 4,831,605,536.37 = 1,915,135,590.26 : x - Step 2: Convert to fraction form
3,501,079,925.36/4,831,605,536.37 = 1,915,135,590.26/x - Step 3: Cross multiply
3,501,079,925.36x = 4,831,605,536.37 × 1,915,135,590.26 - Step 4: Simplify right side
3,501,079,925.36x = 9,253,179,720,804,435,968 - Step 5: Solve for x
x = 9,253,179,720,804,435,968/3,501,079,925.36 - Step 6: Final answer
x = 2,642,950,151.98
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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.