Finding the Fourth Proportional to 6,307,692,938.70, 9,461,539,408.05 and 2,626,719,996.30
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Solution
The fourth proportional to 6,307,692,938.70, 9,461,539,408.05 and 2,626,719,996.30 is: 3,940,079,994.45
Step by Step Solution
- Step 1: Write the proportion equation
6,307,692,938.70 : 9,461,539,408.05 = 2,626,719,996.30 : x - Step 2: Convert to fraction form
6,307,692,938.70/9,461,539,408.05 = 2,626,719,996.30/x - Step 3: Cross multiply
6,307,692,938.70x = 9,461,539,408.05 × 2,626,719,996.30 - Step 4: Simplify right side
6,307,692,938.70x = 24,852,814,758,905,401,344 - Step 5: Solve for x
x = 24,852,814,758,905,401,344/6,307,692,938.70 - Step 6: Final answer
x = 3,940,079,994.45
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Double scale
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Similar ratio
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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.