Finding the Fourth Proportional to 2,425,553,602.80, 3,638,330,404.20 and 2,405,146,268.40
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Solution
The fourth proportional to 2,425,553,602.80, 3,638,330,404.20 and 2,405,146,268.40 is: 3,607,719,402.60
Step by Step Solution
- Step 1: Write the proportion equation
2,425,553,602.80 : 3,638,330,404.20 = 2,405,146,268.40 : x - Step 2: Convert to fraction form
2,425,553,602.80/3,638,330,404.20 = 2,405,146,268.40/x - Step 3: Cross multiply
2,425,553,602.80x = 3,638,330,404.20 × 2,405,146,268.40 - Step 4: Simplify right side
2,425,553,602.80x = 8,750,716,794,867,893,248 - Step 5: Solve for x
x = 8,750,716,794,867,893,248/2,425,553,602.80 - Step 6: Final answer
x = 3,607,719,402.60
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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.