Finding the Fourth Proportional to 5,430,063,478.80, 8,145,095,218.20 and 2,950,572,349.20
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Solution
The fourth proportional to 5,430,063,478.80, 8,145,095,218.20 and 2,950,572,349.20 is: 4,425,858,523.80
Step by Step Solution
- Step 1: Write the proportion equation
5,430,063,478.80 : 8,145,095,218.20 = 2,950,572,349.20 : x - Step 2: Convert to fraction form
5,430,063,478.80/8,145,095,218.20 = 2,950,572,349.20/x - Step 3: Cross multiply
5,430,063,478.80x = 8,145,095,218.20 × 2,950,572,349.20 - Step 4: Simplify right side
5,430,063,478.80x = 24,032,692,732,422,057,984 - Step 5: Solve for x
x = 24,032,692,732,422,057,984/5,430,063,478.80 - Step 6: Final answer
x = 4,425,858,523.80
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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.