Finding the Fourth Proportional to 177,418,271.19, 245,076,853.47 and 133,695,767.19
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Solution
The fourth proportional to 177,418,271.19, 245,076,853.47 and 133,695,767.19 is: 184,680,741.87
Step by Step Solution
- Step 1: Write the proportion equation
177,418,271.19 : 245,076,853.47 = 133,695,767.19 : x - Step 2: Convert to fraction form
177,418,271.19/245,076,853.47 = 133,695,767.19/x - Step 3: Cross multiply
177,418,271.19x = 245,076,853.47 × 133,695,767.19 - Step 4: Simplify right side
177,418,271.19x = 32,765,737,945,182,864 - Step 5: Solve for x
x = 32,765,737,945,182,864/177,418,271.19 - Step 6: Final answer
x = 184,680,741.87
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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.