Finding the Fourth Proportional to 131,686,585.48, 197,534,356.68 and 62,563,714.30
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Solution
The fourth proportional to 131,686,585.48, 197,534,356.68 and 62,563,714.30 is: 93,847,699.15
Step by Step Solution
- Step 1: Write the proportion equation
131,686,585.48 : 197,534,356.68 = 62,563,714.30 : x - Step 2: Convert to fraction form
131,686,585.48/197,534,356.68 = 62,563,714.30/x - Step 3: Cross multiply
131,686,585.48x = 197,534,356.68 × 62,563,714.30 - Step 4: Simplify right side
131,686,585.48x = 12,358,483,055,761,816 - Step 5: Solve for x
x = 12,358,483,055,761,816/131,686,585.48 - Step 6: Final answer
x = 93,847,699.15
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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.