Finding the Fourth Proportional to 86,894,240.70, 130,358,857.05 and 25,483,280.70
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Solution
The fourth proportional to 86,894,240.70, 130,358,857.05 and 25,483,280.70 is: 38,230,052.06
Step by Step Solution
- Step 1: Write the proportion equation
86,894,240.70 : 130,358,857.05 = 25,483,280.70 : x - Step 2: Convert to fraction form
86,894,240.70/130,358,857.05 = 25,483,280.70/x - Step 3: Cross multiply
86,894,240.70x = 130,358,857.05 × 25,483,280.70 - Step 4: Simplify right side
86,894,240.70x = 3,321,971,345,936,324 - Step 5: Solve for x
x = 3,321,971,345,936,324/86,894,240.70 - Step 6: Final answer
x = 38,230,052.06
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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.