Finding the Fourth Proportional to 477,107,118,081, 715,655,960,928 and 218,584,539,451.80
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Solution
The fourth proportional to 477,107,118,081, 715,655,960,928 and 218,584,539,451.80 is: 327,874,648,474.28
Step by Step Solution
- Step 1: Write the proportion equation
477,107,118,081 : 715,655,960,928 = 218,584,539,451.80 : x - Step 2: Convert to fraction form
477,107,118,081/715,655,960,928 = 218,584,539,451.80/x - Step 3: Cross multiply
477,107,118,081x = 715,655,960,928 × 218,584,539,451.80 - Step 4: Simplify right side
477,107,118,081x = 156,431,328,625,382,249,201,664 - Step 5: Solve for x
x = 156,431,328,625,382,249,201,664/477,107,118,081 - Step 6: Final answer
x = 327,874,648,474.28
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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.