Finding the Fourth Proportional to 5,902,892,640.98, 8,854,338,962.12 and 1,972,598,798.48
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Solution
The fourth proportional to 5,902,892,640.98, 8,854,338,962.12 and 1,972,598,798.48 is: 2,958,898,197.93
Step by Step Solution
- Step 1: Write the proportion equation
5,902,892,640.98 : 8,854,338,962.12 = 1,972,598,798.48 : x - Step 2: Convert to fraction form
5,902,892,640.98/8,854,338,962.12 = 1,972,598,798.48/x - Step 3: Cross multiply
5,902,892,640.98x = 8,854,338,962.12 × 1,972,598,798.48 - Step 4: Simplify right side
5,902,892,640.98x = 17,466,058,397,958,426,624 - Step 5: Solve for x
x = 17,466,058,397,958,426,624/5,902,892,640.98 - Step 6: Final answer
x = 2,958,898,197.93
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1.5x scale
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.