Finding the Fourth Proportional to 6,120,331,851.60, 9,180,497,777.40 and 2,242,434,430.80
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Solution
The fourth proportional to 6,120,331,851.60, 9,180,497,777.40 and 2,242,434,430.80 is: 3,363,651,646.20
Step by Step Solution
- Step 1: Write the proportion equation
6,120,331,851.60 : 9,180,497,777.40 = 2,242,434,430.80 : x - Step 2: Convert to fraction form
6,120,331,851.60/9,180,497,777.40 = 2,242,434,430.80/x - Step 3: Cross multiply
6,120,331,851.60x = 9,180,497,777.40 × 2,242,434,430.80 - Step 4: Simplify right side
6,120,331,851.60x = 20,586,664,307,924,635,648 - Step 5: Solve for x
x = 20,586,664,307,924,635,648/6,120,331,851.60 - Step 6: Final answer
x = 3,363,651,646.20
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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.