Finding the Fourth Proportional to 4,190,820,308.40, 6,277,160,536.20 and 2,249,856,058.80
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Solution
The fourth proportional to 4,190,820,308.40, 6,277,160,536.20 and 2,249,856,058.80 is: 3,369,914,867.53
Step by Step Solution
- Step 1: Write the proportion equation
4,190,820,308.40 : 6,277,160,536.20 = 2,249,856,058.80 : x - Step 2: Convert to fraction form
4,190,820,308.40/6,277,160,536.20 = 2,249,856,058.80/x - Step 3: Cross multiply
4,190,820,308.40x = 6,277,160,536.20 × 2,249,856,058.80 - Step 4: Simplify right side
4,190,820,308.40x = 14,122,707,664,429,828,096 - Step 5: Solve for x
x = 14,122,707,664,429,828,096/4,190,820,308.40 - Step 6: Final answer
x = 3,369,914,867.53
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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.