Finding the Fourth Proportional to 2,612,169,934.20, 3,604,658,425.74 and 1,622,074,110.84
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Solution
The fourth proportional to 2,612,169,934.20, 3,604,658,425.74 and 1,622,074,110.84 is: 2,238,377,769.48
Step by Step Solution
- Step 1: Write the proportion equation
2,612,169,934.20 : 3,604,658,425.74 = 1,622,074,110.84 : x - Step 2: Convert to fraction form
2,612,169,934.20/3,604,658,425.74 = 1,622,074,110.84/x - Step 3: Cross multiply
2,612,169,934.20x = 3,604,658,425.74 × 1,622,074,110.84 - Step 4: Simplify right side
2,612,169,934.20x = 5,847,023,110,814,124,032 - Step 5: Solve for x
x = 5,847,023,110,814,124,032/2,612,169,934.20 - Step 6: Final answer
x = 2,238,377,769.48
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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.