Finding the Fourth Proportional to 97,811,741.70, 146,717,612.55 and 59,547,989.70
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Solution
The fourth proportional to 97,811,741.70, 146,717,612.55 and 59,547,989.70 is: 89,321,984.55
Step by Step Solution
- Step 1: Write the proportion equation
97,811,741.70 : 146,717,612.55 = 59,547,989.70 : x - Step 2: Convert to fraction form
97,811,741.70/146,717,612.55 = 59,547,989.70/x - Step 3: Cross multiply
97,811,741.70x = 146,717,612.55 × 59,547,989.70 - Step 4: Simplify right side
97,811,741.70x = 8,736,738,880,935,992 - Step 5: Solve for x
x = 8,736,738,880,935,992/97,811,741.70 - Step 6: Final answer
x = 89,321,984.55
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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.