Finding the Fourth Proportional to 5,590,132,354.80, 8,378,077,222.80 and 2,971,191,106.80
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Solution
The fourth proportional to 5,590,132,354.80, 8,378,077,222.80 and 2,971,191,106.80 is: 4,453,001,638.70
Step by Step Solution
- Step 1: Write the proportion equation
5,590,132,354.80 : 8,378,077,222.80 = 2,971,191,106.80 : x - Step 2: Convert to fraction form
5,590,132,354.80/8,378,077,222.80 = 2,971,191,106.80/x - Step 3: Cross multiply
5,590,132,354.80x = 8,378,077,222.80 × 2,971,191,106.80 - Step 4: Simplify right side
5,590,132,354.80x = 24,892,868,536,467,005,440 - Step 5: Solve for x
x = 24,892,868,536,467,005,440/5,590,132,354.80 - Step 6: Final answer
x = 4,453,001,638.70
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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.