Finding the Fourth Proportional to 156,007,392.65, 234,011,088.98 and 110,657,760.65
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Solution
The fourth proportional to 156,007,392.65, 234,011,088.98 and 110,657,760.65 is: 165,986,640.98
Step by Step Solution
- Step 1: Write the proportion equation
156,007,392.65 : 234,011,088.98 = 110,657,760.65 : x - Step 2: Convert to fraction form
156,007,392.65/234,011,088.98 = 110,657,760.65/x - Step 3: Cross multiply
156,007,392.65x = 234,011,088.98 × 110,657,760.65 - Step 4: Simplify right side
156,007,392.65x = 25,895,143,073,241,404 - Step 5: Solve for x
x = 25,895,143,073,241,404/156,007,392.65 - Step 6: Final answer
x = 165,986,640.98
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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.