Finding the Fourth Proportional to 290,736,266.34, 436,188,838.23 and 93,995,479.02
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Solution
The fourth proportional to 290,736,266.34, 436,188,838.23 and 93,995,479.02 is: 141,020,517.70
Step by Step Solution
- Step 1: Write the proportion equation
290,736,266.34 : 436,188,838.23 = 93,995,479.02 : x - Step 2: Convert to fraction form
290,736,266.34/436,188,838.23 = 93,995,479.02/x - Step 3: Cross multiply
290,736,266.34x = 436,188,838.23 × 93,995,479.02 - Step 4: Simplify right side
290,736,266.34x = 40,999,778,792,606,136 - Step 5: Solve for x
x = 40,999,778,792,606,136/290,736,266.34 - Step 6: Final answer
x = 141,020,517.70
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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.