Finding the Fourth Proportional to 8,127,934,881.58, 12,192,368,237.12 and 2,151,905,771.33
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Solution
The fourth proportional to 8,127,934,881.58, 12,192,368,237.12 and 2,151,905,771.33 is: 3,227,982,009.94
Step by Step Solution
- Step 1: Write the proportion equation
8,127,934,881.58 : 12,192,368,237.12 = 2,151,905,771.33 : x - Step 2: Convert to fraction form
8,127,934,881.58/12,192,368,237.12 = 2,151,905,771.33/x - Step 3: Cross multiply
8,127,934,881.58x = 12,192,368,237.12 × 2,151,905,771.33 - Step 4: Simplify right side
8,127,934,881.58x = 26,236,827,575,697,055,744 - Step 5: Solve for x
x = 26,236,827,575,697,055,744/8,127,934,881.58 - Step 6: Final answer
x = 3,227,982,009.94
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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.