Finding the Fourth Proportional to 5,270,487,350.52, 7,905,452,590.33 and 1,728,762,259.86
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Solution
The fourth proportional to 5,270,487,350.52, 7,905,452,590.33 and 1,728,762,259.86 is: 2,593,052,060.72
Step by Step Solution
- Step 1: Write the proportion equation
5,270,487,350.52 : 7,905,452,590.33 = 1,728,762,259.86 : x - Step 2: Convert to fraction form
5,270,487,350.52/7,905,452,590.33 = 1,728,762,259.86/x - Step 3: Cross multiply
5,270,487,350.52x = 7,905,452,590.33 × 1,728,762,259.86 - Step 4: Simplify right side
5,270,487,350.52x = 13,666,648,085,242,150,912 - Step 5: Solve for x
x = 13,666,648,085,242,150,912/5,270,487,350.52 - Step 6: Final answer
x = 2,593,052,060.72
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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.