Finding the Fourth Proportional to 239,880,721.78, 359,843,041.57 and 67,356,372.75
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Solution
The fourth proportional to 239,880,721.78, 359,843,041.57 and 67,356,372.75 is: 101,040,724.99
Step by Step Solution
- Step 1: Write the proportion equation
239,880,721.78 : 359,843,041.57 = 67,356,372.75 : x - Step 2: Convert to fraction form
239,880,721.78/359,843,041.57 = 67,356,372.75/x - Step 3: Cross multiply
239,880,721.78x = 359,843,041.57 × 67,356,372.75 - Step 4: Simplify right side
239,880,721.78x = 24,237,722,039,482,664 - Step 5: Solve for x
x = 24,237,722,039,482,664/239,880,721.78 - Step 6: Final answer
x = 101,040,724.99
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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.