Finding the Fourth Proportional to 105,886,471.98, 146,126,879.99 and 58,845,528.19
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Solution
The fourth proportional to 105,886,471.98, 146,126,879.99 and 58,845,528.19 is: 81,208,801.04
Step by Step Solution
- Step 1: Write the proportion equation
105,886,471.98 : 146,126,879.99 = 58,845,528.19 : x - Step 2: Convert to fraction form
105,886,471.98/146,126,879.99 = 58,845,528.19/x - Step 3: Cross multiply
105,886,471.98x = 146,126,879.99 × 58,845,528.19 - Step 4: Simplify right side
105,886,471.98x = 8,598,913,435,768,292 - Step 5: Solve for x
x = 8,598,913,435,768,292/105,886,471.98 - Step 6: Final answer
x = 81,208,801.04
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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.