Finding the Fourth Proportional to 430,952,779.98, 594,716,652.48 and 242,783,331.54
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Solution
The fourth proportional to 430,952,779.98, 594,716,652.48 and 242,783,331.54 is: 335,042,020.66
Step by Step Solution
- Step 1: Write the proportion equation
430,952,779.98 : 594,716,652.48 = 242,783,331.54 : x - Step 2: Convert to fraction form
430,952,779.98/594,716,652.48 = 242,783,331.54/x - Step 3: Cross multiply
430,952,779.98x = 594,716,652.48 × 242,783,331.54 - Step 4: Simplify right side
430,952,779.98x = 144,387,290,211,410,816 - Step 5: Solve for x
x = 144,387,290,211,410,816/430,952,779.98 - Step 6: Final answer
x = 335,042,020.66
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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.