Finding the Fourth Proportional to 580,548,549.12, 870,872,985.60 and 160,369,774.08
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Solution
The fourth proportional to 580,548,549.12, 870,872,985.60 and 160,369,774.08 is: 240,568,517.77
Step by Step Solution
- Step 1: Write the proportion equation
580,548,549.12 : 870,872,985.60 = 160,369,774.08 : x - Step 2: Convert to fraction form
580,548,549.12/870,872,985.60 = 160,369,774.08/x - Step 3: Cross multiply
580,548,549.12x = 870,872,985.60 × 160,369,774.08 - Step 4: Simplify right side
580,548,549.12x = 139,661,703,953,047,104 - Step 5: Solve for x
x = 139,661,703,953,047,104/580,548,549.12 - Step 6: Final answer
x = 240,568,517.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.