Finding the Fourth Proportional to 97,811,738.70, 146,717,608.05 and 59,547,986.70
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Solution
The fourth proportional to 97,811,738.70, 146,717,608.05 and 59,547,986.70 is: 89,321,980.05
Step by Step Solution
- Step 1: Write the proportion equation
97,811,738.70 : 146,717,608.05 = 59,547,986.70 : x - Step 2: Convert to fraction form
97,811,738.70/146,717,608.05 = 59,547,986.70/x - Step 3: Cross multiply
97,811,738.70x = 146,717,608.05 × 59,547,986.70 - Step 4: Simplify right side
97,811,738.70x = 8,736,738,172,817,214 - Step 5: Solve for x
x = 8,736,738,172,817,214/97,811,738.70 - Step 6: Final answer
x = 89,321,980.05
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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.