Finding the Fourth Proportional to 2,197,316,543.40, 3,295,317,402.90 and 723,184,239.96
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Solution
The fourth proportional to 2,197,316,543.40, 3,295,317,402.90 and 723,184,239.96 is: 1,084,559,991.41
Step by Step Solution
- Step 1: Write the proportion equation
2,197,316,543.40 : 3,295,317,402.90 = 723,184,239.96 : x - Step 2: Convert to fraction form
2,197,316,543.40/3,295,317,402.90 = 723,184,239.96/x - Step 3: Cross multiply
2,197,316,543.40x = 3,295,317,402.90 × 723,184,239.96 - Step 4: Simplify right side
2,197,316,543.40x = 2,383,121,611,443,197,952 - Step 5: Solve for x
x = 2,383,121,611,443,197,952/2,197,316,543.40 - Step 6: Final answer
x = 1,084,559,991.41
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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.