Finding the Fourth Proportional to 126,341,879.40, 189,654,536.70 and 97,714,924.20
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Solution
The fourth proportional to 126,341,879.40, 189,654,536.70 and 97,714,924.20 is: 146,681,993.06
Step by Step Solution
- Step 1: Write the proportion equation
126,341,879.40 : 189,654,536.70 = 97,714,924.20 : x - Step 2: Convert to fraction form
126,341,879.40/189,654,536.70 = 97,714,924.20/x - Step 3: Cross multiply
126,341,879.40x = 189,654,536.70 × 97,714,924.20 - Step 4: Simplify right side
126,341,879.40x = 18,532,078,677,826,616 - Step 5: Solve for x
x = 18,532,078,677,826,616/126,341,879.40 - Step 6: Final answer
x = 146,681,993.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.