Finding the Fourth Proportional to 403,958,812.94, 606,046,168.32 and 145,176,275.18
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Solution
The fourth proportional to 403,958,812.94, 606,046,168.32 and 145,176,275.18 is: 217,803,207.87
Step by Step Solution
- Step 1: Write the proportion equation
403,958,812.94 : 606,046,168.32 = 145,176,275.18 : x - Step 2: Convert to fraction form
403,958,812.94/606,046,168.32 = 145,176,275.18/x - Step 3: Cross multiply
403,958,812.94x = 606,046,168.32 × 145,176,275.18 - Step 4: Simplify right side
403,958,812.94x = 87,983,525,303,808,928 - Step 5: Solve for x
x = 87,983,525,303,808,928/403,958,812.94 - Step 6: Final answer
x = 217,803,207.87
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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.