Finding the Fourth Proportional to 89,468,962.16, 134,242,304.61 and 48,557,305.31
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Solution
The fourth proportional to 89,468,962.16, 134,242,304.61 and 48,557,305.31 is: 72,857,049.12
Step by Step Solution
- Step 1: Write the proportion equation
89,468,962.16 : 134,242,304.61 = 48,557,305.31 : x - Step 2: Convert to fraction form
89,468,962.16/134,242,304.61 = 48,557,305.31/x - Step 3: Cross multiply
89,468,962.16x = 134,242,304.61 × 48,557,305.31 - Step 4: Simplify right side
89,468,962.16x = 6,518,444,570,465,791 - Step 5: Solve for x
x = 6,518,444,570,465,791/89,468,962.16 - Step 6: Final answer
x = 72,857,049.12
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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.