Finding the Fourth Proportional to 216,392,501,661.75, 298,497,584,192.17 and 134,960,949,420.79
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Solution
The fourth proportional to 216,392,501,661.75, 298,497,584,192.17 and 134,960,949,420.79 is: 186,168,730,677.00
Step by Step Solution
- Step 1: Write the proportion equation
216,392,501,661.75 : 298,497,584,192.17 = 134,960,949,420.79 : x - Step 2: Convert to fraction form
216,392,501,661.75/298,497,584,192.17 = 134,960,949,420.79/x - Step 3: Cross multiply
216,392,501,661.75x = 298,497,584,192.17 × 134,960,949,420.79 - Step 4: Simplify right side
216,392,501,661.75x = 40,285,517,362,387,459,506,176 - Step 5: Solve for x
x = 40,285,517,362,387,459,506,176/216,392,501,661.75 - Step 6: Final answer
x = 186,168,730,677.00
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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.