Finding the Fourth Proportional to 4,871,573,590.98, 7,305,722,683.11 and 1,765,505,911.62
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Solution
The fourth proportional to 4,871,573,590.98, 7,305,722,683.11 and 1,765,505,911.62 is: 2,647,665,347.72
Step by Step Solution
- Step 1: Write the proportion equation
4,871,573,590.98 : 7,305,722,683.11 = 1,765,505,911.62 : x - Step 2: Convert to fraction form
4,871,573,590.98/7,305,722,683.11 = 1,765,505,911.62/x - Step 3: Cross multiply
4,871,573,590.98x = 7,305,722,683.11 × 1,765,505,911.62 - Step 4: Simplify right side
4,871,573,590.98x = 12,898,296,585,687,031,808 - Step 5: Solve for x
x = 12,898,296,585,687,031,808/4,871,573,590.98 - Step 6: Final answer
x = 2,647,665,347.72
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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.