Finding the Fourth Proportional to 63,540,062,042.97, 87,694,818,554.81 and 48,273,031,149.80
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Solution
The fourth proportional to 63,540,062,042.97, 87,694,818,554.81 and 48,273,031,149.80 is: 66,624,025,404.79
Step by Step Solution
- Step 1: Write the proportion equation
63,540,062,042.97 : 87,694,818,554.81 = 48,273,031,149.80 : x - Step 2: Convert to fraction form
63,540,062,042.97/87,694,818,554.81 = 48,273,031,149.80/x - Step 3: Cross multiply
63,540,062,042.97x = 87,694,818,554.81 × 48,273,031,149.80 - Step 4: Simplify right side
63,540,062,042.97x = 4,233,294,707,772,674,277,376 - Step 5: Solve for x
x = 4,233,294,707,772,674,277,376/63,540,062,042.97 - Step 6: Final answer
x = 66,624,025,404.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.