Finding the Fourth Proportional to 80,032,991.10, 110,402,923.98 and 48,680,629.31
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Solution
The fourth proportional to 80,032,991.10, 110,402,923.98 and 48,680,629.31 is: 67,153,354.42
Step by Step Solution
- Step 1: Write the proportion equation
80,032,991.10 : 110,402,923.98 = 48,680,629.31 : x - Step 2: Convert to fraction form
80,032,991.10/110,402,923.98 = 48,680,629.31/x - Step 3: Cross multiply
80,032,991.10x = 110,402,923.98 × 48,680,629.31 - Step 4: Simplify right side
80,032,991.10x = 5,374,483,816,458,475 - Step 5: Solve for x
x = 5,374,483,816,458,475/80,032,991.10 - Step 6: Final answer
x = 67,153,354.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.