Finding the Fourth Proportional to 555,686,160.48, 833,317,365.12 and 187,122,157.68
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Solution
The fourth proportional to 555,686,160.48, 833,317,365.12 and 187,122,157.68 is: 280,611,889.38
Step by Step Solution
- Step 1: Write the proportion equation
555,686,160.48 : 833,317,365.12 = 187,122,157.68 : x - Step 2: Convert to fraction form
555,686,160.48/833,317,365.12 = 187,122,157.68/x - Step 3: Cross multiply
555,686,160.48x = 833,317,365.12 × 187,122,157.68 - Step 4: Simplify right side
555,686,160.48x = 155,932,143,393,466,784 - Step 5: Solve for x
x = 155,932,143,393,466,784/555,686,160.48 - Step 6: Final answer
x = 280,611,889.38
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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.