Finding the Fourth Proportional to 5,455,641,098.20, 8,183,461,647.30 and 4,932,623,438.05
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Solution
The fourth proportional to 5,455,641,098.20, 8,183,461,647.30 and 4,932,623,438.05 is: 7,398,935,157.08
Step by Step Solution
- Step 1: Write the proportion equation
5,455,641,098.20 : 8,183,461,647.30 = 4,932,623,438.05 : x - Step 2: Convert to fraction form
5,455,641,098.20/8,183,461,647.30 = 4,932,623,438.05/x - Step 3: Cross multiply
5,455,641,098.20x = 8,183,461,647.30 × 4,932,623,438.05 - Step 4: Simplify right side
5,455,641,098.20x = 40,365,934,725,855,248,384 - Step 5: Solve for x
x = 40,365,934,725,855,248,384/5,455,641,098.20 - Step 6: Final answer
x = 7,398,935,157.08
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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.