Finding the Fourth Proportional to 157,464,325.80, 235,771,335.90 and 157,464,325.80
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Solution
The fourth proportional to 157,464,325.80, 235,771,335.90 and 157,464,325.80 is: 235,771,335.90
Step by Step Solution
- Step 1: Write the proportion equation
157,464,325.80 : 235,771,335.90 = 157,464,325.80 : x - Step 2: Convert to fraction form
157,464,325.80/235,771,335.90 = 157,464,325.80/x - Step 3: Cross multiply
157,464,325.80x = 235,771,335.90 × 157,464,325.80 - Step 4: Simplify right side
157,464,325.80x = 37,125,574,450,458,840 - Step 5: Solve for x
x = 37,125,574,450,458,840/157,464,325.80 - Step 6: Final answer
x = 235,771,335.90
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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.