Finding the Fourth Proportional to 163,723,221,677.70, 245,584,832,516.55 and 163,723,221,677.70
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Solution
The fourth proportional to 163,723,221,677.70, 245,584,832,516.55 and 163,723,221,677.70 is: 245,584,832,516.55
Step by Step Solution
- Step 1: Write the proportion equation
163,723,221,677.70 : 245,584,832,516.55 = 163,723,221,677.70 : x - Step 2: Convert to fraction form
163,723,221,677.70/245,584,832,516.55 = 163,723,221,677.70/x - Step 3: Cross multiply
163,723,221,677.70x = 245,584,832,516.55 × 163,723,221,677.70 - Step 4: Simplify right side
163,723,221,677.70x = 40,207,939,974,787,942,580,224 - Step 5: Solve for x
x = 40,207,939,974,787,942,580,224/163,723,221,677.70 - Step 6: Final answer
x = 245,584,832,516.55
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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.