Finding the Fourth Proportional to 84,266,327.40, 126,399,491.10 and 58,736,164.20
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Solution
The fourth proportional to 84,266,327.40, 126,399,491.10 and 58,736,164.20 is: 88,104,246.30
Step by Step Solution
- Step 1: Write the proportion equation
84,266,327.40 : 126,399,491.10 = 58,736,164.20 : x - Step 2: Convert to fraction form
84,266,327.40/126,399,491.10 = 58,736,164.20/x - Step 3: Cross multiply
84,266,327.40x = 126,399,491.10 × 58,736,164.20 - Step 4: Simplify right side
84,266,327.40x = 7,424,221,264,046,039 - Step 5: Solve for x
x = 7,424,221,264,046,039/84,266,327.40 - Step 6: Final answer
x = 88,104,246.30
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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.