Finding the Fourth Proportional to 434,560,421.70, 651,956,106.15 and 188,811,605.70
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Solution
The fourth proportional to 434,560,421.70, 651,956,106.15 and 188,811,605.70 is: 283,267,580.53
Step by Step Solution
- Step 1: Write the proportion equation
434,560,421.70 : 651,956,106.15 = 188,811,605.70 : x - Step 2: Convert to fraction form
434,560,421.70/651,956,106.15 = 188,811,605.70/x - Step 3: Cross multiply
434,560,421.70x = 651,956,106.15 × 188,811,605.70 - Step 4: Simplify right side
434,560,421.70x = 123,096,879,248,101,136 - Step 5: Solve for x
x = 123,096,879,248,101,136/434,560,421.70 - Step 6: Final answer
x = 283,267,580.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.