Finding the Fourth Proportional to 9,070,293,348.60, 13,605,440,214.90 and 2,177,149,284.60
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Solution
The fourth proportional to 9,070,293,348.60, 13,605,440,214.90 and 2,177,149,284.60 is: 3,265,723,972.99
Step by Step Solution
- Step 1: Write the proportion equation
9,070,293,348.60 : 13,605,440,214.90 = 2,177,149,284.60 : x - Step 2: Convert to fraction form
9,070,293,348.60/13,605,440,214.90 = 2,177,149,284.60/x - Step 3: Cross multiply
9,070,293,348.60x = 13,605,440,214.90 × 2,177,149,284.60 - Step 4: Simplify right side
9,070,293,348.60x = 29,621,074,430,537,605,120 - Step 5: Solve for x
x = 29,621,074,430,537,605,120/9,070,293,348.60 - Step 6: Final answer
x = 3,265,723,972.99
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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.