Finding the Fourth Proportional to 302,238,661.40, 453,357,992.10 and 110,737,554.20
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Solution
The fourth proportional to 302,238,661.40, 453,357,992.10 and 110,737,554.20 is: 166,106,331.30
Step by Step Solution
- Step 1: Write the proportion equation
302,238,661.40 : 453,357,992.10 = 110,737,554.20 : x - Step 2: Convert to fraction form
302,238,661.40/453,357,992.10 = 110,737,554.20/x - Step 3: Cross multiply
302,238,661.40x = 453,357,992.10 × 110,737,554.20 - Step 4: Simplify right side
302,238,661.40x = 50,203,755,222,176,928 - Step 5: Solve for x
x = 50,203,755,222,176,928/302,238,661.40 - Step 6: Final answer
x = 166,106,331.30
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1.5x scale
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.