Finding the Fourth Proportional to 89,468,962.79, 134,242,305.55 and 48,557,305.94
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Solution
The fourth proportional to 89,468,962.79, 134,242,305.55 and 48,557,305.94 is: 72,857,050.05
Step by Step Solution
- Step 1: Write the proportion equation
89,468,962.79 : 134,242,305.55 = 48,557,305.94 : x - Step 2: Convert to fraction form
89,468,962.79/134,242,305.55 = 48,557,305.94/x - Step 3: Cross multiply
89,468,962.79x = 134,242,305.55 × 48,557,305.94 - Step 4: Simplify right side
89,468,962.79x = 6,518,444,699,889,706 - Step 5: Solve for x
x = 6,518,444,699,889,706/89,468,962.79 - Step 6: Final answer
x = 72,857,050.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.