Finding the Fourth Proportional to 131,734,000.08, 181,733,304.24 and 79,506,340.56
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Solution
The fourth proportional to 131,734,000.08, 181,733,304.24 and 79,506,340.56 is: 109,682,769.59
Step by Step Solution
- Step 1: Write the proportion equation
131,734,000.08 : 181,733,304.24 = 79,506,340.56 : x - Step 2: Convert to fraction form
131,734,000.08/181,733,304.24 = 79,506,340.56/x - Step 3: Cross multiply
131,734,000.08x = 181,733,304.24 × 79,506,340.56 - Step 4: Simplify right side
131,734,000.08x = 14,448,949,977,999,534 - Step 5: Solve for x
x = 14,448,949,977,999,534/131,734,000.08 - Step 6: Final answer
x = 109,682,769.59
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1.5x scale
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.