Finding the Fourth Proportional to 97,788,307.70, 146,682,461.55 and 97,788,307.70
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Solution
The fourth proportional to 97,788,307.70, 146,682,461.55 and 97,788,307.70 is: 146,682,461.55
Step by Step Solution
- Step 1: Write the proportion equation
97,788,307.70 : 146,682,461.55 = 97,788,307.70 : x - Step 2: Convert to fraction form
97,788,307.70/146,682,461.55 = 97,788,307.70/x - Step 3: Cross multiply
97,788,307.70x = 146,682,461.55 × 97,788,307.70 - Step 4: Simplify right side
97,788,307.70x = 14,343,829,684,244,820 - Step 5: Solve for x
x = 14,343,829,684,244,820/97,788,307.70 - Step 6: Final answer
x = 146,682,461.55
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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.