Finding the Fourth Proportional to 157,136,792.70, 235,558,627.68 and 53,435,133
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Solution
The fourth proportional to 157,136,792.70, 235,558,627.68 and 53,435,133 is: 80,102,860.59
Step by Step Solution
- Step 1: Write the proportion equation
157,136,792.70 : 235,558,627.68 = 53,435,133 : x - Step 2: Convert to fraction form
157,136,792.70/235,558,627.68 = 53,435,133/x - Step 3: Cross multiply
157,136,792.70x = 235,558,627.68 × 53,435,133 - Step 4: Simplify right side
157,136,792.70x = 12,587,106,599,378,282 - Step 5: Solve for x
x = 12,587,106,599,378,282/157,136,792.70 - Step 6: Final answer
x = 80,102,860.59
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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.