Finding the Fourth Proportional to 122,658,624,363.70, 183,987,936,545.55 and 101,720,699,269.30
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Solution
The fourth proportional to 122,658,624,363.70, 183,987,936,545.55 and 101,720,699,269.30 is: 152,581,048,903.95
Step by Step Solution
- Step 1: Write the proportion equation
122,658,624,363.70 : 183,987,936,545.55 = 101,720,699,269.30 : x - Step 2: Convert to fraction form
122,658,624,363.70/183,987,936,545.55 = 101,720,699,269.30/x - Step 3: Cross multiply
122,658,624,363.70x = 183,987,936,545.55 × 101,720,699,269.30 - Step 4: Simplify right side
122,658,624,363.70x = 18,715,381,562,528,942,260,224 - Step 5: Solve for x
x = 18,715,381,562,528,942,260,224/122,658,624,363.70 - Step 6: Final answer
x = 152,581,048,903.95
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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.