Finding the Fourth Proportional to 5,894,477,358.80, 8,841,716,038.20 and 5,412,354,083.60
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Solution
The fourth proportional to 5,894,477,358.80, 8,841,716,038.20 and 5,412,354,083.60 is: 8,118,531,125.40
Step by Step Solution
- Step 1: Write the proportion equation
5,894,477,358.80 : 8,841,716,038.20 = 5,412,354,083.60 : x - Step 2: Convert to fraction form
5,894,477,358.80/8,841,716,038.20 = 5,412,354,083.60/x - Step 3: Cross multiply
5,894,477,358.80x = 8,841,716,038.20 × 5,412,354,083.60 - Step 4: Simplify right side
5,894,477,358.80x = 47,854,497,905,383,391,232 - Step 5: Solve for x
x = 47,854,497,905,383,391,232/5,894,477,358.80 - Step 6: Final answer
x = 8,118,531,125.40
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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.