Finding the Fourth Proportional to 195,069,553.32, 268,935,567.27 and 154,968,604.74
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Solution
The fourth proportional to 195,069,553.32, 268,935,567.27 and 154,968,604.74 is: 213,649,792.68
Step by Step Solution
- Step 1: Write the proportion equation
195,069,553.32 : 268,935,567.27 = 154,968,604.74 : x - Step 2: Convert to fraction form
195,069,553.32/268,935,567.27 = 154,968,604.74/x - Step 3: Cross multiply
195,069,553.32x = 268,935,567.27 × 154,968,604.74 - Step 4: Simplify right side
195,069,553.32x = 41,676,569,624,792,312 - Step 5: Solve for x
x = 41,676,569,624,792,312/195,069,553.32 - Step 6: Final answer
x = 213,649,792.68
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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.