Finding the Fourth Proportional to 176,534,089.68, 243,595,879.92 and 98,197,849.20
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Solution
The fourth proportional to 176,534,089.68, 243,595,879.92 and 98,197,849.20 is: 135,501,259.42
Step by Step Solution
- Step 1: Write the proportion equation
176,534,089.68 : 243,595,879.92 = 98,197,849.20 : x - Step 2: Convert to fraction form
176,534,089.68/243,595,879.92 = 98,197,849.20/x - Step 3: Cross multiply
176,534,089.68x = 243,595,879.92 × 98,197,849.20 - Step 4: Simplify right side
176,534,089.68x = 23,920,591,482,125,468 - Step 5: Solve for x
x = 23,920,591,482,125,468/176,534,089.68 - Step 6: Final answer
x = 135,501,259.42
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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.