Finding the Fourth Proportional to 9,070,293,343.60, 13,605,440,207.40 and 2,177,149,279.60
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Solution
The fourth proportional to 9,070,293,343.60, 13,605,440,207.40 and 2,177,149,279.60 is: 3,265,723,965.49
Step by Step Solution
- Step 1: Write the proportion equation
9,070,293,343.60 : 13,605,440,207.40 = 2,177,149,279.60 : x - Step 2: Convert to fraction form
9,070,293,343.60/13,605,440,207.40 = 2,177,149,279.60/x - Step 3: Cross multiply
9,070,293,343.60x = 13,605,440,207.40 × 2,177,149,279.60 - Step 4: Simplify right side
9,070,293,343.60x = 29,621,074,346,181,783,552 - Step 5: Solve for x
x = 29,621,074,346,181,783,552/9,070,293,343.60 - Step 6: Final answer
x = 3,265,723,965.49
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Double scale
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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.