Finding the Fourth Proportional to 562,019,593.24, 775,596,220.91 and 307,696,706.99
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Solution
The fourth proportional to 562,019,593.24, 775,596,220.91 and 307,696,706.99 is: 424,626,482.78
Step by Step Solution
- Step 1: Write the proportion equation
562,019,593.24 : 775,596,220.91 = 307,696,706.99 : x - Step 2: Convert to fraction form
562,019,593.24/775,596,220.91 = 307,696,706.99/x - Step 3: Cross multiply
562,019,593.24x = 775,596,220.91 × 307,696,706.99 - Step 4: Simplify right side
562,019,593.24x = 238,648,403,131,792,768 - Step 5: Solve for x
x = 238,648,403,131,792,768/562,019,593.24 - Step 6: Final answer
x = 424,626,482.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.