Finding the Fourth Proportional to 101,261,580.58, 139,738,117.98 and 59,444,974.18
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Solution
The fourth proportional to 101,261,580.58, 139,738,117.98 and 59,444,974.18 is: 82,032,383.53
Step by Step Solution
- Step 1: Write the proportion equation
101,261,580.58 : 139,738,117.98 = 59,444,974.18 : x - Step 2: Convert to fraction form
101,261,580.58/139,738,117.98 = 59,444,974.18/x - Step 3: Cross multiply
101,261,580.58x = 139,738,117.98 × 59,444,974.18 - Step 4: Simplify right side
101,261,580.58x = 8,306,728,815,282,893 - Step 5: Solve for x
x = 8,306,728,815,282,893/101,261,580.58 - Step 6: Final answer
x = 82,032,383.53
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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.