Finding the Fourth Proportional to 83,613,602.70, 125,420,404.05 and 22,202,642.70
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Solution
The fourth proportional to 83,613,602.70, 125,420,404.05 and 22,202,642.70 is: 33,303,964.05
Step by Step Solution
- Step 1: Write the proportion equation
83,613,602.70 : 125,420,404.05 = 22,202,642.70 : x - Step 2: Convert to fraction form
83,613,602.70/125,420,404.05 = 22,202,642.70/x - Step 3: Cross multiply
83,613,602.70x = 125,420,404.05 × 22,202,642.70 - Step 4: Simplify right side
83,613,602.70x = 2,784,664,418,411,783 - Step 5: Solve for x
x = 2,784,664,418,411,783/83,613,602.70 - Step 6: Final answer
x = 33,303,964.05
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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.