Finding the Fourth Proportional to 7,446,860,267.60, 11,170,290,401.40 and 3,301,903,902.80
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Solution
The fourth proportional to 7,446,860,267.60, 11,170,290,401.40 and 3,301,903,902.80 is: 4,952,855,854.20
Step by Step Solution
- Step 1: Write the proportion equation
7,446,860,267.60 : 11,170,290,401.40 = 3,301,903,902.80 : x - Step 2: Convert to fraction form
7,446,860,267.60/11,170,290,401.40 = 3,301,903,902.80/x - Step 3: Cross multiply
7,446,860,267.60x = 11,170,290,401.40 × 3,301,903,902.80 - Step 4: Simplify right side
7,446,860,267.60x = 36,883,225,471,792,037,888 - Step 5: Solve for x
x = 36,883,225,471,792,037,888/7,446,860,267.60 - Step 6: Final answer
x = 4,952,855,854.20
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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.