Finding the Fourth Proportional to 527,704,202.62, 791,562,398.01 and 159,242,347.18
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Solution
The fourth proportional to 527,704,202.62, 791,562,398.01 and 159,242,347.18 is: 238,865,359.75
Step by Step Solution
- Step 1: Write the proportion equation
527,704,202.62 : 791,562,398.01 = 159,242,347.18 : x - Step 2: Convert to fraction form
527,704,202.62/791,562,398.01 = 159,242,347.18/x - Step 3: Cross multiply
527,704,202.62x = 791,562,398.01 × 159,242,347.18 - Step 4: Simplify right side
527,704,202.62x = 126,050,254,198,541,760 - Step 5: Solve for x
x = 126,050,254,198,541,760/527,704,202.62 - Step 6: Final answer
x = 238,865,359.75
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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.