Finding the Fourth Proportional to 5,865,575,656.80, 8,808,567,152.40 and 3,110,585,512.80
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Solution
The fourth proportional to 5,865,575,656.80, 8,808,567,152.40 and 3,110,585,512.80 is: 4,671,289,396.98
Step by Step Solution
- Step 1: Write the proportion equation
5,865,575,656.80 : 8,808,567,152.40 = 3,110,585,512.80 : x - Step 2: Convert to fraction form
5,865,575,656.80/8,808,567,152.40 = 3,110,585,512.80/x - Step 3: Cross multiply
5,865,575,656.80x = 8,808,567,152.40 × 3,110,585,512.80 - Step 4: Simplify right side
5,865,575,656.80x = 27,399,801,372,781,391,872 - Step 5: Solve for x
x = 27,399,801,372,781,391,872/5,865,575,656.80 - Step 6: Final answer
x = 4,671,289,396.98
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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.