Finding the Fourth Proportional to 157,464,305.80, 235,771,305.90 and 157,464,305.80
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Solution
The fourth proportional to 157,464,305.80, 235,771,305.90 and 157,464,305.80 is: 235,771,305.90
Step by Step Solution
- Step 1: Write the proportion equation
157,464,305.80 : 235,771,305.90 = 157,464,305.80 : x - Step 2: Convert to fraction form
157,464,305.80/235,771,305.90 = 157,464,305.80/x - Step 3: Cross multiply
157,464,305.80x = 235,771,305.90 × 157,464,305.80 - Step 4: Simplify right side
157,464,305.80x = 37,125,565,011,102,944 - Step 5: Solve for x
x = 37,125,565,011,102,944/157,464,305.80 - Step 6: Final answer
x = 235,771,305.90
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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.