Finding the Fourth Proportional to 126,151,143.08, 174,088,584 and 69,635,903.96
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Solution
The fourth proportional to 126,151,143.08, 174,088,584 and 69,635,903.96 is: 96,097,551.08
Step by Step Solution
- Step 1: Write the proportion equation
126,151,143.08 : 174,088,584 = 69,635,903.96 : x - Step 2: Convert to fraction form
126,151,143.08/174,088,584 = 69,635,903.96/x - Step 3: Cross multiply
126,151,143.08x = 174,088,584 × 69,635,903.96 - Step 4: Simplify right side
126,151,143.08x = 12,122,815,915,956,392 - Step 5: Solve for x
x = 12,122,815,915,956,392/126,151,143.08 - Step 6: Final answer
x = 96,097,551.08
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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.